Poster

• Meeren, Aina van der; Appel, Silke; Lied, Gülen Arslan et al. (2024). Mapping of the duodenal mucosal microenvironment in iriitabel bowel syndrome with imaging mass cytometry. (external link)
• Teig, Erica; Hillestad, Eline; Bronstad, Ingeborg et al. (2023). Bergen Braingut Study: Changes in Functional Bacterial Profile and Dysbiosis in Patients with IBS Following a Strict 12-Week Low Fodmap Diet . (external link)
• Teig, Erica; Hillestad, Eline; Brønstad, Ingeborg et al. (2023). Bergen BrainGut study: Assessment of Gut Integrity Markers and Tight Junction Proteins and their Changes Following a 12-week Strict Low FODMAP Diet in Patients with Irritable Bowel Syndrome. (external link)
• Teig, Erica; Hillestad, Eline; Brønstad, Ingeborg et al. (2023). BERGEN BRAINGUT STUDY: CHANGES IN GUT INTEGRITY MARKERS AND TIGHT JUNCTION PROTEINS IN PATIENTS WITH IRRITABLE BOWEL SYNDROME FOLLOWING A 12-WEEK STRICT LOW FODMAP DIET . (external link)
• Hillestad, Eline; Teig, Erica; Steinsvik, Elisabeth Kjelsvik et al. (2023). Nutritional adequacy and biochemical status after a 12-week strict low FODMAP diet in patients with irritable bowel syndrome . (external link)
• Billing, Julie Eirin; Jacobsen, Birgitte Berentsen; Lundervold, Arvid et al. (2023). Cognitive function in patients with irritable bowel syndrome: impairment is common and only weakly correlated with depression/anxiety and severity of gastrointestinal symptoms. (external link)
• Randulff Hillestad, Eline Margrethe; Teige, Erica Sande; Steinsvik, Elisabeth Kjelsvik et al. (2023). Nutritional adequacy and biochemical status after a 12-week strict low FODMAP diet in patients with irritable bowel syndrome . (external link)
• Teige, Erica Sande; Hillestad, EM; Steinsvik, Elisabeth Kjelsvik et al. (2022). Bergen Braingut Study: Relations between fecal microbiota profile and its metabolites (short-chain fatty acids) and symptoms in irritable bowel syndrome. (external link)
• El-Salhy, Magdy; Casén, Christina; Valeur, Jørgen et al. (2021). Responses to faecal microbiota transplantation in female and male patients with irritable bowel syndrome. (external link)
• Hillestad, Eline; Lied, Gülen Arslan; Steinsvik, Elisabeth Kjelsvik et al. (2019). Evaluation of a tertiary, multidisciplinary outpatient clinic for irritable bowel syndrome. (external link)
• Berentsen, Birgitte; Bharath, HN; Lundervold, Astrid et al. (2019). Brain-Gut-Microbiota Interaction in Irritable Bowel Syndrome: A Multidimensional Approach . (external link)
• Mazzawi, Tarek; Lied, Gülen Arslan; Hov, Johannes Espolin Roksund et al. (2018). Correlations between gut microenvironment and symptoms in patients with diarrhea-predominant irritable bowel syndrome. (external link)
• Steinsvik, Elisabeth Kjelsvik; Valeur, Jørgen; Hausken, Trygve et al. (2018). Psychological factors in patients with functional gastrointestinal disorders: relation to dyspeptic symptoms and gastric dysmotility as measured with ultrasound. (external link)
• Mazzawi, Tarek; Lied, Gülen Arslan; Hov, Johannes Espolin Roksund et al. (2018). Effects of faecal microbiota transplantation on gut microenvironment and symptoms in patients with irritable bowel syndrome. (external link)
• Steinsvik, Elisabeth Kjelsvik; Valeur, Jørgen; Hausken, Trygve et al. (2018). Nausea in patients with IBS and functional dyspepsia. (external link)
• Jensen, Caroline; Dale, Hanna Fjeldheim; Hausken, Trygve et al. (2018). The effect of a cod protein hydrolysate on postprandial glucose metabolism in healthy subjects. (external link)
• Mazzawi, Tarek; Valeur, Jørgen; Hausken, Trygve et al. (2017). Effect of faecal microbiota transplantation on gut bacterial fermentation products in patients with irritable bowel syndrome. (external link)
• Mazzawi, Tarek; El-Salhy, Magdy; Lied, Gülen Arslan et al. (2017). Effect of faecal microbiota transplantation on Neurogenin 3, Musahsi 1 and enteroendocrine cells in the duodenum of patients with irritable bowel syndrome. (external link)
• Larsen, Trine; Hausken, Trygve; Ystad, Synne Otteraaen et al. (2017). Low FODMAP diet improves symptoms and quality of life in patients with radiation-induced small bowel disease: A pilot study. (external link)
• Lundervold, Arvid; Valestrand, Eivind Alexander; Lundervold, Alexander Selvikvåg et al. (2017). Predicting irritable bowel syndrome (IBS) from brain MR imaging data using machine learning. (external link)
• Steinsvik, Elisabeth Kjelsvik; Hausken, Trygve; Gilja, Odd Helge (2016). Gastric accommodation in IBS and FD assessed by ultrasound. (external link)
• Hustoft, Tonje; Hausken, Trygve; Ystad, Synne Otteraaen et al. (2016). Low FODMAP diet alters symptoms, microbiota, short-chain fatty acids and cytokine profiles in patients with IBS: A randomized controlled trial. (external link)
• Hustoft, Tonje; Hausken, Trygve; Ystad, Synne Otteraaen et al. (2016). Low versus high FODMAP diet in patients with irritable bowel syndrome. (external link)
• Grytten, Linn; Gudbrandsen, Oddrun Anita; Hausken, Trygve (2016). Aktivt ghrelin hos kvinnelige pasienter med funksjonell dyspepsi og irritabel tarmsyndrom. (external link)
• Hustoft, Tonje; Hausken, Trygve; Ystad, Synne Otteraaen et al. (2016). Low FODMAP diet – just placebo? Low versus high FODMAP diet in patients with irritable bowel syndrome. (external link)
• Steinsvik, Elisabeth Kjelsvik; Hausken, Trygve; Gilja, Odd Helge (2015). The Ultrasound Meal Accommodation test Applied in a clinical setting. (external link)
• Steinsvik, Elisabeth Kjelsvik; Hausken, Trygve; Gilja, Odd Helge (2015). The Ultrasound Meal Accommodation Test in 509 patients With functional GI disorders. (external link)
• Mjelde, Anders Batman; Hausken, Trygve; Karlsen, Tom Hemming et al. (2015). Point shear wave elastography of the liver in primary sclerosing cholangitis.. (external link)
• Søvig, Karoline Kjellsdotter; Kotopoulis, Spiros; Nylund, Kim et al. (2015). Volume estimation of the Gallbladder - 2D vs 3D Ultrasound. (external link)
• Steinsvik, Elisabeth K.; Hausken, Trygve; Gilja, Odd Helge (2015). Ultrasound findings in the Ultrasound Meal Accommodation Test.. (external link)
• Nylund, Kim; Sævik, Fredrik Eriksen; Hausken, Trygve et al. (2014). Transabdominal ultrasonography for treatment follow up of patients with Crohn’s disease . (external link)
• Tekie, Kiniena; Valestrand, Eivind Alexander; Hausken, Trygve et al. (2014). Brain Diffusion Tensor Magnetic Resonance Imaging on Irritable Bowel Patients . (external link)
• Erchinger, Friedemann Georg; Gudbrandsen, Oddrun Anita; Engjom, Trond et al. (2014). Quantification of exocrine ductal pancreatic function using a short endoscopic secretin test and automatic duodenal bicarbonate measurement. (external link)
• Vaali, Kirsi Kaarina; Jarhn, Benedicte; Lied, Gülen Arsland et al. (2012). Intestinal cleansing and vegan diet as a novel modality for treatment of irritable bowel syndrome (IBS). (external link)
• Birkeland, Åsmund; Øye, Ola Kristoffer; Hausken, Trygve et al. (2011). Live Segmentation of 4D Ultrasound. (external link)
• Erchinger, Friedemann Georg; Dimcevski, Georg Gjorgji; Gilja, Odd Helge et al. (2007). Abdominal ultrasound after colonoscopy with insuflation of air versus carbon dioxide - a randomized double blind trial. (external link)
• Gilja, Odd Helge; Heimdal, Andreas; Hausken, Trygve et al. (2002). A Doppler ultrasound method to study strain of antral contractions. (external link)
• Hausken, Trygve; Hebbard, Geoff; Kwiatec, Monica (2002). Transpyloric flow of low a calorie liquid meal measured by digitized doppler ultrasound. (external link)
• Kwiatec, Monica; Hausken, Trygve; Hebbard, Geoff (2002). Effects of atropine on transpyloric flow of low caloric liquid meal. (external link)
• Mundt, M.; Hausken, Trygve; Smout, A. et al. (2001). Relationship between proximal and distal accomodation and gastrointestinal sensations in healthy volunteers. (external link)
• Hausken, Trygve; Mundt, M.; Samsom, M. (2001). The contribution of antral peristalsis in gastric emptying of a low-caloric liquid meal in man is of minor importance. (external link)
• Mundt, M.; Hausken, Trygve; Smout, A. et al. (2001). Gastric volumes measured by 3D ultrasonography; the effect of glucagon on gastric emptying. (external link)
• Samsom, M.; Hausken, Trygve (2001). Gastric accomodation and eraly gastric emptying assessed by Doppler and 3D ultrasound. (external link)
• Samsom, M.; Hausken, Trygve (2001). Early gastric emptying results in absorbtion of nutrients in healthy humans. (external link)
• Hjelland, Ina; Oveland, Nils Petter; Leversen, Katrine T. et al. (2001). Insulin-induced hypoglycaemia stimulates gastric but not cardiac vagal activity. (external link)
• Ulvik, Rune Johan; Erichsen, Kari; Hausken, Trygve et al. (2001). Antioxidant status in patients with Crohn disease before and after oral iron therapy. (external link)
• Hjelland, Ina; Ofstad, Anne Pernille; Narvestad, Jon Kristian et al. (2001). Drinking Capasity and Intragastric Volumes in Functional Dyspepsia. (external link)
• Gilja, Odd Helge; Heimdal, Andreas; Hausken, Trygve et al. (2001). Strain rate imaging- a novel Doppler ultrasound method to study antral contractions. (external link)
• Dizdar, V; Sunde, I; Gilja, Odd Helge et al. (2000). Reproducibility of a drink test to study visceral hypertensitivity. (external link)
• Olafsson, Snorri; Gilja, Odd Helge; Hausken, Trygve et al. (2000). Antral area and proximal stomach size in fibromyalgia and controls measured by ultrasonography. (external link)
• Dizdar, V; Sunde, I; Gilja, Odd Helge et al. (2000). Reproducibility of a drink test to study visceral hypertensitivity. (external link)
• Tefera, S; Gilja, Odd Helge; Olafsdottir, Edda Jonina et al. (2000). Intragastric maldistribution in patients with reflux oesophagitis studied by an accurate 3D ultrasound system. (external link)
• Tefera, S; Gilja, Odd Helge; Olafsdottir, Edda Jonina et al. (2000). Gastric maldistribution of a meal in patients with reflux oesophagitis assessed by A 3D Ultrasound system. (external link)
• Olafsson, S.; Gilja, Odd Helge; Hausken, Trygve et al. (2000). Antral area and proximal stomach size in fibromyalgia and controls measured by ultrasonography. (external link)

Errata

• Revheim, Ingrid; Ballance, Simon; Standal, Adelheid Fretland et al. (2024). Correction to: The acute effect of a β-glucan-enriched oat bread on gastric emptying, GLP-1 response, and postprandial glycaemia and insulinemia: a randomised crossover trial in healthy adults (Nutrition & Metabolism, (2024), 21, 1, (13), 10.1186/s12986-024-00789-w). (external link)
• Schol, J.; Wauters, L.; Dickman, Ram et al. (2021). Erratum to: United European Gastroenterology (UEG) and European Society for Neurogastroenterology and Motility (ESNM) consensus on gastroparesis (United European Gastroenterology Journal, (2021), 9, 7, (883-884), 10.1002/ueg2.12090). (external link)
• Mjøs, Ingunn; Thorsen, Einar; Hausken, Trygve et al. (2020). Correction: The effect of low dose marine protein hydrolysates on short-term recovery after high intensity performance cycling: A double-blinded crossover study. (external link)
• Dale, Hanna Fjeldheim; Jensen, Caroline; Hausken, Trygve et al. (2019). Effect of a cod protein hydrolysate on postprandial glucose metabolism in healthy subjects: A double-blind cross-over trial - CORRIGENDUM. (external link)

Academic article

• Randulff Hillestad, Eline Margrethe; Steinsvik, Elisabeth Kjelsvik; Teige, Erica Sande et al. (2024). Nutritional safety and status following a 12-week strict low FODMAP diet in patients with irritable bowel syndrome. (external link)
• Revheim, Ingrid; Ballance, Simon; Standal, Adelheid Fretland et al. (2024). The acute effect of a β-glucan-enriched oat bread on gastric emptying, GLP-1 response, and postprandial glycaemia and insulinemia: a randomised crossover trial in healthy adults. (external link)
• Teige, Erica Sande; Randulff Hillestad, Eline Margrethe; Steinsvik, Elisabeth Kjelsvik et al. (2024). Fecal bacteria and short-chain fatty acids in irritable bowel syndrome: relations to subtype. (external link)
• Lundervold, Astri J. ; Billing, Julie Eirin; Jacobsen, Birgitte Berentsen et al. (2024). Decoding IBS: a machine learning approach to psychological distress and gut-brain interaction. (external link)
• Haleem, Noman; Lundervold, Astri J. ; Lied, Gülen Arslan et al. (2023). A psychological symptom based machine learning model for clinical evaluation of irritable bowel syndrome. (external link)
• Lundervold, Astri J. ; Randulff Hillestad, Eline Margrethe; Lied, Gülen Arslan et al. (2023). Assessment of Self-Reported Executive Function in Patients with Irritable Bowel Syndrome Using a Machine-Learning Framework. (external link)
• Steinsvik, Elisabeth Kjelsvik; Hausken, Trygve; Fluge, Øystein et al. (2023). Gastric dysmotility and gastrointestinal symptoms in myalgic encephalomyelitis/chronic fatigue syndrome. (external link)
• Billing, Julie Eirin; Jacobsen, Birgitte Berentsen; Lundervold, Arvid et al. (2023). Cognitive function in patients with irritable bowel syndrome: impairment is common and only weakly correlated with depression/anxiety and severity of gastrointestinal symptoms. (external link)
• Mazzawi, Tarek; Hausken, Trygve; El-Salhy, Magdy (2022). Changes in colonic enteroendocrine cells of patients with irritable bowel syndrome following fecal microbiota transplantation. (external link)
• El-Salhy, Magdy; Mazzawi, Tarek; Hausken, Trygve et al. (2022). Irritable bowel syndrome patients who are not likely to respond to fecal microbiota transplantation. (external link)
• El-Salhy, Magdy; Winkel, Renate; Casén, Christina et al. (2022). Efficacy of fecal microbiota transplantation for patients with irritable bowel syndrome at 3 years after transplantation. (external link)
• Castro Tejera, Valeria; Öhman, Lena; Aabakken, Lars et al. (2022). Randomised clinical trial and meta-analysis: mesalazine treatment in irritable bowel syndrome—effects on gastrointestinal symptoms and rectal biomarkers of immune activity. (external link)
• El-Salhy, Magdy; Mazzawi, Tarek; Hausken, Trygve et al. (2022). The fecal microbiota transplantation response differs between patients with severe and moderate irritable bowel symptoms. (external link)
• Mazzawi, Tarek; Hausken, Trygve; Refsnes, Per Førde et al. (2022). The Effect of Anaerobically Cultivated Human Intestinal Microbiota Compared to Fecal Microbiota Transplantation on Gut Microbiota Profile and Symptoms of Irritable Bowel Syndrome, a Double-Blind Placebo-Controlled Study. (external link)
• Mazzawi, Tarek; El-Salhy, Magdy; Lied, Gülen Arslan et al. (2021). The Effects of Fecal Microbiota Transplantation on the Symptoms and the Duodenal Neurogenin 3, Musashi 1, and Enteroendocrine Cells in Patients With Diarrhea-Predominant Irritable Bowel Syndrome. (external link)
• El-Salhy, Magdy; Bråthen Kristoffersen, Anja; Valeur, Jørgen et al. (2021). Long-term effects of fecal microbiota transplantation (FMT) in patients with irritable bowel syndrome. (external link)
• Steinsvik, Elisabeth Kjelsvik; Sangnes, Dag A.; Søfteland, Eirik Wigtil et al. (2021). Gastric function in diabetic gastroparesis assessed by ultrasound and scintigraphy. (external link)
• El-Salhy, Magdy; Casén, Christina; Valeur, Jørgen et al. (2021). Responses to faecal microbiota transplantation in female and male patients with irritable bowel syndrome. (external link)
• Schol, Jolien; Wauters, Lucas; Dickman, Ram et al. (2021). United European Gastroenterology (UEG) and European Society for Neurogastroenterology and Motility (ESNM) consensus on gastroparesis. (external link)
• Wauters, Lucas; Dickman, Ram; Drug, Vasile et al. (2021). United European Gastroenterology (UEG) and European Society for Neurogastroenterology and Motility (ESNM) consensus on functional dyspepsia. (external link)
• Steinsvik, Elisabeth Kjelsvik; Hatlebakk, Jan Gunnar; Hausken, Trygve et al. (2021). Ultrasound imaging for assessing functions of the GI tract. (external link)
• Bekkelund, Mattis; Sangnes, Dag André; Søfteland, Eirik Wigtil et al. (2021). Gastroparesis symptoms associated with intestinal hypomotility: An explorative study using wireless motility capsule. (external link)
• Schol, Jolien; Wauters, Lucas; Dickman, Ram et al. (2021). United European Gastroenterology (UEG) and European Society for Neurogastroenterology and Motility (ESNM) consensus on gastroparesis. (external link)
• Giezenaar, Caroline; Lange, Kylie; Hausken, Trygve et al. (2020). Effects of age on acute appetite-related responses to whey-protein drinks, including energy intake, gastric emptying, blood glucose, and plasma gut hormone concentrations—A randomized controlled trial. (external link)
• Steinsvik, Elisabeth Kjelsvik; Valeur, Jørgen; Hausken, Trygve et al. (2020). Postprandial symptoms in patients with functional dyspepsia and irritable bowel syndrome: relations to ultrasound measurements and psychological factors. (external link)
• Volkmann, Hilde Løland Von; Brønstad, Ingeborg; Tronstad, Rune Rose et al. (2020). Plasma levels of guanylins are reduced in patients with Crohn’s disease. (external link)
• Jensen, Caroline; Dale, Hanna Fjeldheim; Hausken, Trygve et al. (2020). The effect of supplementation with low doses of a cod protein hydrolysate on satiety hormones and inflammatory biomarkers in adults with metabolic syndrome: A randomized, double-blind study. (external link)
• Mazzawi, Tarek; Eikrem, Øystein Solberg; Lied, Gülen Arslan et al. (2020). Abnormal Uroguanylin Immunoreactive Cells Density in the Duodenum of Patients with Diarrhea-Predominant Irritable Bowel Syndrome Changes following Fecal Microbiota Transplantation . (external link)
• Jensen, Caroline; Dale, Hanna Fjeldheim; Hausken, Trygve et al. (2020). Supplementation with low doses of a cod protein hydrolysate on glucose regulation and lipid metabolism in adults with metabolic syndrome: A randomized, double-blind study. (external link)
• Martínez, Cristina; Lasitschka, Felix; Thöni, Cornelia et al. (2020). Comparative expression profiling in the intestine of patients with Giardia-induced postinfectious functional gastrointestinal disorders. (external link)
• Bratlie, Marianne; Hagen, Ingrid Valheim; Helland, Anita et al. (2020). Effects of high intake of cod or salmon on gut microbiota profile, faecal output and serum concentrations of lipids and bile acids in overweight adults: a randomised clinical trial. (external link)
• El-Salhy, Magdy; Hausken, Trygve; Hatlebakk, Jan Gunnar (2020). Density of Musashi‑1‑positive stem cells in the stomach of patients with irritable bowel syndrome. (external link)
• Berentsen, Birgitte; Nagaraja, Bharath Halandur; Teige, Erica Persson et al. (2020). Study protocol of the Bergen brain-gut-microbiota-axis study: A prospective case-report characterization and dietary intervention study to evaluate the effects of microbiota alterations on cognition and anatomical and functional brain connectivity in patients with irritable bowel syndrome. (external link)
• El-Salhy, Magdy; Valeur, Jørgen; Hausken, Trygve et al. (2020). Changes in fecal short-chain fatty acids following fecal microbiota transplantation in patients with irritable bowel syndrome. (external link)
• Oberoi, Avneet; Giezenaar, Caroline; Jensen, Caroline et al. (2020). Acute effects of whey protein on energy intake, appetite and gastric emptying in younger and older, obese men. (external link)
• Dietrich, Christoph F.; Hollerweger, Alois; Dirks, Klaus et al. (2019). EFSUMB Gastrointestinal Ultrasound (GIUS) Task Force Group: Celiac sprue and other rare gastrointestinal diseases ultrasound features. (external link)
• Dale, Hanna Fjeldheim; Jensen, Caroline; Hausken, Trygve et al. (2019). Acute effect of a cod protein hydrolysate on postprandial acylated ghrelin concentration and sensations associated with appetite in healthy subjects: a double-blind crossover trial. (external link)
• Pham, Hung; Holen, Iselin Schjelle; Phillips, Liza K et al. (2019). The effects of a whey protein and guar gum-containing preload on gastric emptying, glycaemia, small intestinal absorption and blood pressure in healthy older subjects. (external link)
• El-Salhy, Magdy; Hatlebakk, Jan Gunnar; Hausken, Trygve (2019). Diet in Irritable Bowel Syndrome (IBS): Interaction with Gut Microbiota and Gut Hormones. (external link)
• El-Salhy, Magdy; Hatlebakk, Jan Gunnar; Gilja, Odd Helge et al. (2019). Efficacy of faecal microbiota transplantation for patients with irritable bowel syndrome in a randomised, double-blind, placebo-controlled study. (external link)
• Mazzawi, Tarek; Hausken, Trygve; Hov, Johannes Espolin Roksund et al. (2019). Clinical response to fecal microbiota transplantation in patients with diarrhea-predominant irritable bowel syndrome is associated with normalization of fecal microbiota composition and short-chain fatty acid levels. (external link)
• Dale, Hanna Fjeldheim; Jensen, Caroline; Hausken, Trygve et al. (2019). Effects of a Cod Protein Hydrolysate Supplement on Symptoms, Gut Integrity Markers and Fecal Fermentation in Patients with Irritable Bowel Syndrome. (external link)
• El-Salhy, Magdy; Hausken, Trygve; Hatlebakk, Jan Gunnar (2019). Increasing the Dose and/or Repeating Faecal Microbiota Transplantation (FMT) Increases the Response in Patients with Irritable Bowel Syndrome (IBS). (external link)
• Mjøs, Ingunn; Thorsen, Einar; Hausken, Trygve et al. (2019). The effect of low dose marine protein hydrolysates on short-term recovery after high intensity performance cycling: A double-blinded crossover study. (external link)
• Dirks, Klaus; Calabrese, Emma; Dietrich, Christoph F. et al. (2019). EFSUMB Position Paper: Recommendations for Gastrointestinal Ultrasound (GIUS) in Acute Appendicitis and Diverticulitis. (external link)
• Mazzawi, Tarek; Bartsch, Emily; Benammi, Sara et al. (2019). Gastric emptying of low- and high-caloric liquid meals measured using ultrasonography in healthy volunteers. (external link)
• Jensen, Caroline; Dale, Hanna Fjeldheim; Hausken, Trygve et al. (2019). Supplementation with cod protein hydrolysate in older adults: A dose range cross-over study. (external link)
• El-Salhy, Magdy; Hatlebakk, Jan Gunnar; Gilja, Odd Helge et al. (2019). Efficacy of faecal microbiota transplantation for patients with irritable bowel syndrome in a randomised, double-blind, placebo-controlled study . (external link)
• Dizdar, Vernesa; Hausken, Trygve; Lærum, Ole Didrik et al. (2018). Prolonged duodenal mucosal lymphocyte alterations in patients with and without postinfectious functional gastrointestinal disorders after Giardia infection. (external link)
• Vara, Ellen Johanne; Brokstad, Karl Albert; Hausken, Trygve et al. (2018). Altered levels of cytokines in patients with irritable bowel syndrome are not correlated with fatigue. (external link)
• Pham, Hung T; Stevens, Julie E.; Rigda, Rachael S. et al. (2018). Effects of intraduodenal administration of the artificial sweetener sucralose on blood pressure and superior mesenteric artery blood flow in healthy older subjects. (external link)
• Giezenaar, Caroline; Lange, Kylie; Hausken, Trygve et al. (2018). Acute Effects of Substitution, and Addition, of Carbohydrates and Fat to Protein on Gastric Emptying, Blood Glucose, Gut Hormones, Appetite, and Energy Intake. (external link)
• Hanevik, Kurt; Wik, Elisabeth; Langeland, Nina et al. (2018). Transient elevation of anti-transglutaminase and anti-endomysium antibodies in Giardia infection. (external link)
• Larsen, Trine; Hausken, Trygve; Ystad, Synne Otteraaen et al. (2018). Does the low FODMAP diet improve symptoms of radiation-induced enteropathy? A pilot study. (external link)
• Tronstad, Rune Rose; Polushina, Tatiana; Brattbakk, Hans-Richard et al. (2018). Genetic and transcriptional analysis of inflammatory bowel disease-associated pathways in patients with GUCY2C-linked familial diarrhea. (external link)
• Dale, Hanna Fjeldheim; Jensen, Caroline; Hausken, Trygve et al. (2018). Effect of a cod protein hydrolysate on postprandial glucose metabolism in healthy subjects: A double-blind cross-over trial. (external link)
• Mazzawi, Tarek; Lied, Gülen Arslan; Sangnes, Dag André et al. (2018). The kinetics of gut microbial community composition in patients with irritable bowel syndrome following fecal microbiota transplantation. (external link)
• Giezenaar, Caroline; Luscombe-Marsh, Natalie D.; Hutchison, Amy T. et al. (2018). Effect of gender on the acute effects of whey protein ingestion on energy intake, appetite, gastric emptying and gut hormone responses in healthy young adults. (external link)
• Giezenaar, Caroline; Van Der Burgh, Yonta; Lange, Kylie et al. (2018). Effects of Substitution, and Adding of Carbohydrate and Fat to Whey-Protein on Energy Intake, Appetite, Gastric Emptying, Glucose, Insulin, Ghrelin, CCK and GLP-1 in Healthy Older Men—A Randomized Controlled Trial. (external link)
• Nylund, Kim; Sævik, Fredrik; Leh, Sabine Maria et al. (2018). Interobserver Analysis of CEUS-Derived Perfusion in Fibrotic and Inflammatory Crohn's Disease. (external link)
• Volkmann, Hilde Løland Von; Brønstad, Ingeborg; Gilja, Odd Helge et al. (2017). Prolonged intestinal transit and diarrhea in patients with an activating GUCY2C mutation. (external link)
• Tronstad, Rune Rose; Kummen, Martin; Holm, Kristian et al. (2017). Guanylate cyclase C activation shapes the intestinal microbiota in patients with familial diarrhea and increased susceptibility for Crohn's disease. (external link)
• El-Salhy, Magdy; Mazzawi, Tarek; Hausken, Trygve et al. (2017). Interaction between diet and gastrointestinal endocrine cells. (external link)
• El-Salhy, Magdy; Patcharatrakul, Tanisa; Hatlebakk, Jan Gunnar et al. (2017). Enteroendocrine, Musashi 1 and neurogenin 3 cells in the large intestine of Thai and Norwegian patients with irritable bowel syndrome. (external link)
• Hustoft, Tonje Nesvik; Hausken, Trygve; Ystad, Synne Otteraaen et al. (2017). Effects of varying dietary content of fermentable short-chain carbohydrates on symptoms, fecal microenvironment, and cytokine profiles in patients with irritable bowel syndrome. (external link)
• El-Salhy, Magdy; Patcharatrakul, Tanisa; Hatlebakk, Jan Gunnar et al. (2017). Chromogranin A cell density in the large intestine of Asian and European patients with irritable bowel syndrome. (external link)
• Giezenaar, Caroline; Trahair, Laurence G.; Luscombe-Marsh, Natalie D. et al. (2017). Effects of randomized whey-protein loads on energy intake, appetite, gastric emptying, and plasma gut-hormone concentrations in older men and women. (external link)
• Storlid, Eline Lundekvam; Hausken, Trygve; Lied, Gülen Arslan et al. (2017). Gastric accommodation in healthy subjects studied by ultrasound, manometry, and impedancemetry. (external link)
• Giezenaar, Caroline; Coudert, Zoe; Baqeri, Abdul et al. (2017). Effects of Timing of Whey Protein Intake on Appetite and Energy Intake in Healthy Older Men. (external link)
• Buisman, Wijnand J.; van Herwaarden-Lindeboom, Maud Y.A.; Mauritz, Femke A. et al. (2016). Validation of a novel 3-dimensional sonographic method for assessing gastric accommodation in healthy adults. (external link)
• Volkmann, Hilde Løland Von; Nylund, Kim; Tronstad, Rune Rose et al. (2016). An activating gucy2c mutation causes impaired contractility and fluid stagnation in the small bowel. (external link)
• Plummer, Mark P.; Kar, Palash; Cousins, Caroline E. et al. (2016). Critical Illness Is Associated with Impaired Gallbladder Emptying as Assessed by 3D Ultrasound. (external link)
• Mjelle, Anders Batman; Mulabecirovic, Anesa; Hausken, Trygve et al. (2016). Ultrasound and point shear wave elastography in livers of patients with primary sclerosing cholangitis. (external link)
• Mazzawi, Tarek; Hausken, Trygve; Gundersen, Doris Irene et al. (2016). Dietary guidance normalizes large intestinal endocrine cell densities in patients with irritable bowel syndrome. (external link)
• El-Salhy, Magdy; Hausken, Trygve (2016). The role of the neuropeptide Y (NPY) family in the pathophysiology of inflammatory bowel disease (IBD). (external link)
• Wensaas, Knut-Arne; Hanevik, Kurt; Hausken, Trygve et al. (2016). Postinfectious and sporadic functional gastrointestinal disorders have different prevalences and rates of overlap: results from a controlled cohort study 3 years after acute giardiasis. (external link)
• Vara, Ellen Johanne; Valeur, Jørgen; Hausken, Trygve et al. (2016). Extra-intestinal symptoms in patients with irritable bowel syndrome: related to high total IgE levels and atopic sensitization?. (external link)
• Steinsvik, Elisabeth Kjelsvik; Hausken, Trygve; Gilja, Odd Helge (2016). The ultrasound meal accommodation test in 509 patients with functional gastrointestinal disorders. (external link)
• El-Salhy, Magdy; Hatlebakk, Jan G; Hausken, Trygve (2015). Reduction in duodenal endocrine cells in irritable bowel syndrome is associated with stem cell abnormalities. (external link)
• Valeur, Jørgen; Berstad, Arnold; Hausken, Trygve (2015). The effect of body position on postprandial perceptions, gastric emptying, and intragastric meal distribution: An ultrasonographic study in reclining healthy subjects. (external link)
• Mazzawi, Tarek; Hausken, Trygve; Gundersen, Doris Irene et al. (2015). Effect of dietary management on the gastric endocrine cells in patients with irritable bowel syndrome. (external link)
• Giezenaar, Caroline; Trahair, Laurence G.; Rigda, Rachael et al. (2015). Lesser suppression of energy intake by orally ingested whey protein in healthy older men compared with young controls. (external link)
• Hutchison, Amy T.; Piscitelli, Diana; Horowitz, Michael et al. (2015). Acute load-dependent effects of oral whey protein on gastric emptying, gut hormone release, glycemia, appetite, and energy intake in healthy men. (external link)
• El-Salhy, Magdy; Hatlebakk, Jan G; Gilja, Odd Helge et al. (2015). Densities of rectal peptide YY and somatostatin cells as biomarkers for the diagnosis of irritable bowel syndrome. (external link)
• Ødegaard, Svein; Nesje, Lars B; Hausken, Trygve et al. (2015). Ultrasonography in gastroenterology. (external link)
• Pham, Khanh Do-Cong; Viste, Asgaut; Dicko, Aly et al. (2015). Peroral endoscopic pyloromyotomy for primary pyloric stenosis. (external link)
• Mazzawi, Tarek; Gundersen, Doris Irene; Hausken, Trygve et al. (2015). Increased chromogranin A cell density in the large intestine of patients with irritable bowel syndrome after receiving dietary guidance. (external link)
• El-Salhy, Magdy; Gilja, Odd Helge; Gundersen, Doris Irene et al. (2014). Endocrine cells in the ileum of patients with irritable bowel syndrome. (external link)
• El-Salhy, Magdy; Umezawa, Kazuo; Gilja, Odd Helge et al. (2014). Amelioration of Severe TNBS Induced Colitis by Novel AP-1 and NF-κB Inhibitors in Rats. (external link)
• El-Salhy, Magdy; Gundersen, Doris Irene; Hatlebakk, Jan G et al. (2014). Abnormal rectal endocrine cells in patients with irritable bowel syndrome. (external link)
• El-Salhy, Magdy; Gilja, Odd Helge; Gundersen, Doris Irene et al. (2014). Endocrine cells in the oxyntic mucosa of the stomach in patients with irritable bowel syndrome. (external link)
• El-Salhy, Magdy; Gilja, Odd Helge; Gundersen, Doris Irene et al. (2014). Duodenal Chromogranin A Cell Density as a Biomarker for the Diagnosis of Irritable Bowel Syndrome. (external link)
• Mazzawi, Tarek; Gundersen, Doris Irene; Hausken, Trygve et al. (2014). Increased gastric chromogranin A cell density following changes to diets of patients with irritable bowel syndrome. (external link)
• Trahair, Laurence G.; Horowitz, Michael; Hausken, Trygve et al. (2014). Effects of exogenous glucagon-like peptide-1 on the blood pressure, heart rate, mesenteric blood flow, and glycemic responses to intraduodenal glucose in healthy older subjects. (external link)
• Hausken, Trygve; Skåre, Janneche Utne; Polder, Anuschka et al. (2014). High consumption of farmed salmon does not disrupt the steady state of persistent organic pollutants (POP) in human plasma and adipose tissue. (external link)
• El-Salhy, Magdy; Gilja, Odd Helge; Hatlebakk, Jan G et al. (2014). Stomach antral endocrine cells in patients with irritable bowel syndrome. (external link)
• El-Salhy, Magdy; Gilja, Odd Helge; Hausken, Trygve (2014). Chromogranin A cells in the stomachs of patients With sporadic irritable bowel syndrome. (external link)
• Sævik, Fredrik Eriksen; Nylund, Kim; Hausken, Trygve et al. (2014). Bowel perfusion measured with dynamic contrast-enhanced ultrasound predicts treatment outcome in patients with crohn's disease. (external link)
• El-Salhy, Magdy; Wendelbo, Ingvild Haukaas; Gundersen, Doris Irene et al. (2013). Colonoscopy with mucosal biopsies in young rats: A model for experimental gastroenterology. (external link)
• Volkmann, Hilde Løland Von; Havre, Roald Flesland; Løberg, Else Marit et al. (2013). Quantitative measurement of ultrasound attenuation and hepato-renal index in non-alcoholic fatty liver disease. (external link)
• Viola, Ivan; Birkeland, Åsmund; Šoltészová, Veronika et al. (2013). High-quality 3D visualization of in-situ ultrasonography. (external link)
• El-Salhy, Magdy; Mazzawi, Tarek; Gundersen, Doris Irene et al. (2013). Changes in the symptom pattern and the densities of large-intestinal endocrine cells following Campylobacter infection in irritable bowel syndrome: a case report. (external link)
• Sim, Jennifer A.; Horowitz, Michael; Summers, Matthew J. et al. (2013). Mesenteric blood flow, glucose absorption and blood pressure responses to small intestinal glucose in critically ill patients older than 65 years. (external link)
• Mazzawi, Tarek; Hausken, Trygve; Gundersen, Doris Irene et al. (2013). Effects of dietary guidance on the symptoms, quality of life and habitual dietary intake of patients with irritable bowel syndrome. (external link)
• Fjørtoft, Ingrid; Furnes, Bjørg; Hausken, Trygve et al. (2013). Pre-operative anaemia in colon cancer patients became normal after more than a year post-operatively but did not influence oncological outcome in the final analysis. (external link)
• Nylund, Kim; Jirík, Radovan; Mezl, Martin et al. (2013). Quantitative contrast-enhanced ultrasound comparison between inflammatory and fibrotic lesions in patients with Crohn's Disease. (external link)
• Bjørndal, Bodil; Grimstad, Tore; Cacabelos, Daniel et al. (2013). Tetradecylthioacetic acid attenuates inflammation and has antioxidative potential during experimental colitis in rats. (external link)
• Grimstad, Tore; Bjørndal, Bodil; Cacabelos, Daniel et al. (2013). A salmon peptide diet alleviates experimental colitis as compared with fish oil. (external link)
• Mørch, Kristine; Hanevik, Kurt; Rivenes, Ann Christin et al. (2013). Chronic fatigue syndrome 5 years after giardiasis: differential diagnoses, characteristics and natural course. (external link)
• El-Salhy, Magdy; Gundersen, Doris Irene; Hatlebakk, Jan G et al. (2013). Low‑grade inflammation in the rectum of patients with sporadic irritable bowel syndrome. (external link)
• Erchinger, Friedemann; Engjom, Trond; Tjora, Erling et al. (2013). Quantification of pancreatic function using a clinically feasible short endoscopic secretin test. (external link)
• El-Salhy, Magdy; Wendelbo, Ingvild Haukaas; Gundersen, Doris Irene et al. (2013). Evaluation of the usefulness of colonoscopy with mucosal biopsies in the follow-up of TNBS-induced colitis in rats. (external link)
• Grimstad, Tore; Bjørndal, Bodil; Cacabelos, Daniel et al. (2012). Dietary supplementation of krill oil attenuates inflammation and oxidative stress in experimental ulcerative colitis in rats. (external link)
• El-Salhy, Magdy; Gundersen, Doris Irene; Østgaard, Hege et al. (2012). Low Densities of Serotonin and Peptide YY Cells in the Colon of Patients with Irritable Bowel Syndrome. (external link)
• El-Salhy, Magdy; Østgaard, Hege; Gundersen, Doris Irene et al. (2012). The role of diet in the pathogenesis and management of irritable bowel syndrome (Review). (external link)
• El-Salhy, Magdy; Seim, Inge; Chopin, Lisa et al. (2012). Irritable bowel syndrome: the role of gut neuroendocrine peptides. (external link)
• Østgaard, Hege; Hausken, Trygve; Gundersen, Doris Irene et al. (2012). Diet and effects of diet management on quality of life and symptoms in patients with irritable bowel syndrome. (external link)
• Næss, Halvor; Nyland, Morten; Hausken, Trygve et al. (2012). Chronic fatigue syndrome after Giardia enteritis: clinical characteristics, disability and long-term sickness absence. (external link)
• El-Salhy, Magdy; Mazzawi, Tarek; Gundersen, Doris Irene et al. (2012). Chromogranin A cell density in the rectum of patients with irritable bowel syndrome. (external link)
• Hanevik, Kurt; Kristoffersen, Einar Klæboe; Sørnes, Steinar et al. (2012). Immunophenotyping in post-giardiasis functional gastrointestinal disease and chronic fatigue syndrome. (external link)
• El-Salhy, Magdy; Gundersen, Doris Irene; Hatlebakk, Jan G et al. (2012). Chromogranin A cell density as a diagnostic marker for lymphocytic colitis. (external link)
• Nylund, Kim; Hausken, Trygve; Ødegaard, Svein et al. (2012). Gastrointestinal Wall Thickness Measured with Transabdominal Ultrasonography and Its Relationship to Demographic Factors in Healthy Subjects. (external link)
• Schmidt, Malte; Søndenaa, Karl; Dumot, John A. et al. (2012). Post-cholecystectomy symptoms were caused by persistence of a functional gastrointestinal disorder. (external link)
• Lied, Gülen Arslan; Milde, Anne Marita; Nylund, Kim et al. (2012). Increased wall thickness using ultrasonography is associated with inflammation in an animal model of experimental colitis. (external link)
• El-Salhy, Magdy; Gundersen, Doris Irene; Hatlebakk, Jan G et al. (2012). High densities of serotonin and peptide YY cells in the colon of patients with lymphocytic colitis. (external link)
• Ahmed, Aymen B; Matre, Knut; Hausken, Trygve et al. (2012). Rome III subgroups of functional dyspepsia exhibit different characteristics of antral contractions measured by strain rate imaging. (external link)
• Grimstad, Tore; Berge, Rolf Kristian; Bohov, Pavol et al. (2011). Salmon diet in patients with active ulcerative colitis reduced the simple clinical colitis activity index and increased the anti-infl ammatory fatty acid index – a pilot study. (external link)
• Stevens, Julie E.; Gilja, Odd Helge; Gentilcore, Diana et al. (2011). Measurement of gastric emptying of a high-nutrient liquid by 3D ultrasonography in diabetic gastroparesis. (external link)
• Schmidt, Malte; Hausken, Trygve; Glambek, Inge et al. (2011). A 24-year controlled follow-up of patients with silent gallstones showed no long-term risk of symptoms or adverse events leading to cholecystectomy. (external link)
• Søndenaa, Karl; Gondolesi, Gabriel E.; Roayaie, Sasan et al. (2011). Functional abdominal complaints occurred frequently in living liver donors after donation. (external link)
• Vanis, Lora; Hausken, Trygve; Gentilcore, Diana et al. (2011). Comparative effects of glucose and xylose on blood pressure, gastric emptying and incretin hormones in healthy older subjects. (external link)
• Boye, Turid Birgitte; Lundin, Knut E A; Jantschek, Günter et al. (2011). INSPIRE Study: Does stress management improve the course of inflammatory bowel disease and disease-specific quality of life indDistressed patients with ulcerative colitis or Crohn's Disease? A randomized controlled trial. (external link)
• El-Salhy, Magdy; Vaali, Kirsi Kaarina; Dizdar, Vernesa et al. (2010). Abnormal small-intestinal endocrine cells in patients with irritable bowel syndrome. (external link)
• El-Salhy, Magdy; Lomholt-Beck, Bjarne; Hausken, Trygve (2010). Chromogranin A as a possible tool in the diagnosis of irritable bowel syndrome. (external link)
• Dizdar, Vernesa; Spiller, Robin; Singh, Gulzar et al. (2010). Relative importance of abnormalities of CCK and 5-HT (serotonin) in Giardia-induced post-infectious irritable bowel syndrome and functional dyspepsia. (external link)
• El-Salhy, Magdy; Lillebø, Elli; Reinemo, Astrid et al. (2010). Effects of a health program comprising reassurance, diet management, probiotics administration and regular exercise on symptoms and quality of life in patients with irritable bowel syndrome. (external link)
• Vanis, Lora; Gentilcore, Diana; Hausken, Trygve et al. (2010). Effects of gastric distension on blood pressure and superior mesenteric artery blood flow responses to intraduodenal glucose in healthy older subjects. (external link)
• Hanevik, Kurt; Dizdar, Vernesa; Langeland, Nina et al. (2009). Development of functional gastrointestinal disorders after Giardia lamblia infection. (external link)
• Ahmed, Aymen B; Gilja, Odd Helge; Hausken, Trygve et al. (2009). Strain measurement during antral contractions by ultrasound strain rate imaging: influence of erythromycin. (external link)
• Nylund, Kim; Ødegaard, Svein; Hausken, Trygve et al. (2009). Sonography of the small intestine. (external link)
• Mørch, Kristine; Hanevik, Kurt; Rørtveit, Guri et al. (2009). Severity of Giardia infection associated with post-infectious fatigue and abdominal symptoms two years after. (external link)
• Nair, Nivasinee S.; Brennan, Ixchel M.; Little, Tanya J. et al. (2009). Reproducibility of energy intake, gastric emptying, blood glucose, plasma insulin and cholecystokinin responses in healthy young males. (external link)
• Brennan, Ixchel M.; Feltrin, Kate L.; Nair, Nivasinee S. et al. (2009). Effects of the phases of the menstrual cycle on gastric emptying, glycemia, plasma GLP-1 and insulin, and energy intake in healthy lean women. (external link)
• Gentilcore, Diana; Nair, Nivasinee S.; Vanis, Lora et al. (2009). Comparative effects of oral and intraduodenal glucose on blood pressure, heart rate, and splanchnic blood flow in healthy older subjects. (external link)
• Erchinger, Friedemann; Dimcevski, Georg Gjorgji; Gilja, Odd Helge et al. (2009). Abdominal ultrasound after colonoscopy with insufflation of carbon dioxide versus air. (external link)
• Hausken, Trygve (2009). The role of chromogranin A in irritable bowel syndrome. (external link)
• Morken, Mette Helvik; Nysæter, Gunnar; Strand,, Elisabeth A. et al. (2008). Lactulose breath test results in patients with persistent abdominal symptoms following Giardia lamblia infection. (external link)
• Nylund, Kim; Leh, Sabine; Immervoll, Heike et al. (2008). Crohn's disease: Comparison of in vitro ultrasonographic images and histology. (external link)
• Hanevik, Kurt; Mørch, Kristine; Eide, Geir Egil et al. (2008). Effects of albendazole/metronidazole or tetracycline/folate treatments on persisting symptoms after Giardia infection: A randomized open clinical trial. (external link)
• Lunding, Johan Axel; Nordström, Lars Michael; Haukelid, Alf-Olav et al. (2008). Vagal activation by sham feeding improves gastric motility in functional dyspepsia. (external link)
• Dizdar, Vernesa; Gilja, Odd Helge; Hausken, Trygve (2007). Increased visceral sensitivity in Giardia-induced postinfectious irritable bowel syndrome and functional dyspepsia. Effect of the 5HT(3)-antagonist ondansetron. (external link)
• Hanevik, Kurt; Hausken, Trygve; Morken, Mette Helvik et al. (2007). Persisting symptoms and duodenal inflammation related to Giardia duodenalis infection. (external link)
• Hjelland, Ina Elen; Svebak, Sven; Berstad, Arnold et al. (2007). Breathing exercises with vagal biofeedback may benefit patients with functional dyspepsia. (external link)
• Gilja, Odd Helge; Hatlebakk, Jan Gunnar; Ødegaard, Svein et al. (2007). Advanced imaging and visualization in gastrointestinal disorders. (external link)
• Lunding, Johan Axel; Gilja, Odd Helge; Hausken, Trygve et al. (2007). Distension-induced gastric accommodation in functional dyspepsia: effect of autonomic manipulation. (external link)
• Berhane, Tewelde; Hausken, Trygve; Olafsson, Snorri et al. (2006). Sonographischer Nachweis einer gestörten proximalen Magenmotilität bei symptomatischen Gallensteinträgern mit Dyspepsie und Besserung nach Cholezystektomie (Ultrasound examination shows disturbed proximal gastric function in symptomatic gallstone patients with dyspepsia and improvement after cholecystectomy - Gallstones and gastric emptying). (external link)
• Gilja, Odd Helge; Lunding, Johan Axel; Hausken, Trygve et al. (2006). Gastric accommodation assessed by ultrasonography. (external link)
• Berhane, Tewelde; Vetrhus, Morten; Hausken, Trygve et al. (2006). Pain attacks in non-complicated and complicated gallstone disease have a characteristic pattern and are accompanied by dyspepsia in most patients: The results of a prospective study. (external link)
• Gentilcore, Diana; Hausken, Trygve; Horowitz, Michael et al. (2006). Measurements of gastric emptying of low- and high-nutrient liquids using 3D ultrasonography and scintigraphy in healthy subjects. (external link)
• Hoff, Dag Arne Lihaug; Gregersen, Hans; Ødegaard, Svein et al. (2006). A multimodal laser Doppler and endosonographic distension device for studying mechanosensation and mucosal blood flow in the oesophagus. (external link)
• Ryningen, Anita; Apelseth, Torunn; Hausken, Trygve et al. (2006). Reticulated platelets are increased in chronic myeloproliferative disorders, pure erythrocytosis, reactive thrombocytosis and prior to hematopoietic reconstitution after intensive chemotherapy. (external link)
• Nygård, Karin Maria; Schimmer, Barbara; Søbstad, Øystein et al. (2006). A large community outbreak of waterborne giardiasis-delayed detection in a non-endemic urban area. (external link)
• Erichsen, Kari; Milde, Anne Marita; Arslan, Gülen et al. (2005). Low-dose oral ferrous fumarate aggravated intestinal inflammation in rats with DSS-induced colitis. (external link)
• Mundt, Marco W.; Hausken, Trygve; Smout, André J.P.M. et al. (2005). Relationships between gastric accommodation and gastrointestinal sensations in healthy volunteers. A study using the barostat technique and two- and three-dimensional ultrasonography. (external link)
• Erichsen, Kari; Ulvik, Rune Johan; Nysæter, Gunnar et al. (2005). Oral ferrous fumarate or intravenous iron sucrose for patients with inflammatory bowel disease. (external link)
• Hjelland, Ina Elen; Oveland, Nils Petter; Leversen, Katrine Tyborg et al. (2005). Insulin-induced hypoglycemia stimulates gastric vagal activity and motor function without increasing cardiac vagal activity. (external link)
• Erichsen, Kari; Ulvik, Rune Johan; Grimstad, Tore et al. (2005). Effects of ferrous sulphate and non-ionic iron-polymaltose complex on markers of oxidative tissue damage in patients with inflammatory bowel disease. (external link)
• Bassøe, Carl-Fredrik; Hausken, Trygve; Bostad, Leif et al. (2004). Co-occurrence of Epstein-Barr virus infection and ascites in sarcoidosis. (external link)
• Liao, D.; Gregersen, Hans; Hausken, Trygve et al. (2004). Analysis of surface geometry of the human stomach using real-time 3-D ultrasonography in vivo. (external link)
• Hjelland, Ina; Ofstad, A.P.; Narvestad, J.K. et al. (2004). Drink tests in functional dyspepsia: which drink is best?. (external link)
• Erichsen, Kari; Hausken, Trygve; Ulvik, Rune Johan et al. (2003). Ferrous fumarate deteriorated plasma antioxidant status in patients with Crohn disease. (external link)
• Gilja, Odd Helge; Hausken, Trygve; Ødegaard, Svein et al. (2003). Mobilultralyd i en medisinsk avdeling. (external link)
• Matre, Knut; Ahmed, Aymen B; Gregersen, Hans et al. (2003). In vitro evaluation of ultrasound Doppler strain rate imaging: modification for measurement in a slowly moving tissue phantom. (external link)
• Mundt, Marco; Hausken, Trygve; Samson, Melvin (2002). Effect of intragastric barostat bag on proximal and distal gastric accommodation in response to liquid meal. (external link)
• Gregersen, Hans; Gilja, Odd Helge; Hausken, Trygve et al. (2002). Mechanical properties in the human gastric antrum using B-mode ultrasonography and antral distension. (external link)
• Gilja, Odd Helge; Heimdal, Andreas; Hausken, Trygve et al. (2002). Strain during gastric contractions can be measured using Doppler ultrasonography. (external link)
• Hjelland, Ina; Hausken, Trygve; Svebak, Sven et al. (2002). Vagal tone and meal-induced abdominal symptoms in healthy subjects. (external link)
• Tefera, Solomon; Gilja, Odd Helge; Olafsdottir, Edda et al. (2002). Intragastric maldistribution of a liquid meal in patients with reflux oesophagitis assessed by three dimensional ultrasonography. (external link)
• Hausken, Trygve; Mundt, Marco; Samson, Melvin (2002). Low antroduodenal pressure gradients are responsible for gastric emptying of a low-caloric liquid meal in humans. (external link)
• Gilja, Odd Helge; Hausken, Trygve; Wendelbo, Øystein et al. (2002). Hand-carried ultrasonography improves patient work-up in a medical department. (external link)
• Berstad, Arnold; Olafsson, Snorri; Tefera, Solomon et al. (2001). Controversies in dyspepsia. (external link)
• Hausken, Trygve; Li, X.-N.; Goldman, B. et al. (2001). Quantification of gastric emptying and duodenogastric reflux stroke volumes using three-dimensional guided digital color Doppler imaging. (external link)
• Ødegaard, Svein; Nesje, Lars Birger; Hausken, Trygve et al. (2000). Die Untersuchung von Krankenheiten des Gastrointestinaltracts mittels dreidimensionalem endoskopischem Ultraschall. (external link)
• Svebak, S.; Søndenaa, K.; Hausken, Trygve et al. (2000). The significance of personality in pain from gallbladder stones. (external link)
• Vingerhagen, S; Hausken, Trygve; Gilja, Odd Helge et al. (2000). Influence of a 5HT1 receptor agonist on gastric accommodation and initial transpyloric flow in healthy subjects. (external link)
• Ødegaard, Svein; Nesje, Lars Birger; Hausken, Trygve et al. (2000). Intraluminal Hochfrequente Sonographie in der Diagnostik von gastrointestinalen Krankheiten. (external link)
• Svebak, Sven; Søndenaa, Karl; Hausken, Trygve et al. (2000). The significance of personality in pain from gallbladder stone. (external link)
• Ødegaard, Svein; Nesje, Lars B; Hausken, Trygve et al. (2000). Intraluminal Hochfrequente Sonographie in der Diagnostik von gastrointestinalen Krankheiten. (external link)
• Ødegaard, Svein; Nesje, Lars B; Hausken, Trygve et al. (2000). Die Untersuchung von Krankenheiten des Gastrointestinaltracts mittels dreidimensionalem endoskopishem Ultraschall. (external link)
• Molin, Sven Olof; Liedman, B; Lundell, E et al. (2000). Performance of a miniature magnetic position sensor for 3D-EUS imaging. (external link)
• Molin, Sven Olof; Liedman, B; Lundell, E et al. (2000). Performance of a miniature magnetic position sensor for 3D-EUS imaging. (external link)
• Svebak, Sven; Søndenaa, Karl; Søndenaa, Karl et al. (2000). The significance of personality in pain from gallbladder stone. (external link)
• Vingerhagen, S; Hausken, Trygve; Gilja, Odd Helge et al. (2000). Influence of 5HT1 receptor agonist on gastric accommodation and initial transpyloric flow in healthy subjects. (external link)
• Vingerhagen, S; Hausken, Trygve; Gilja, Odd Helge et al. (2000). Influence of 5HT1 receptor agonist (Sumatriptan) on gastric accommodation and initial transpyloric flow of a liquid meal in healthy subjects examined by duplex sonography. (external link)
• Hausken, Trygve; Ødegaard, Svein; Berstad, Arnold (1999). Effect of respiration on early gastric liquid emptying in healthy subjects. (external link)
• Gilja, Odd Helge; Olafsson, Snorri; Folvik, Geir et al. (1999). The ultrasound meal accommodation test (UMAT). A case where the test gave the clue. (external link)
• Ødegaard, Svein; Nesje, Lars B; Molin, SO et al. (1999). Three-dimensional intraluminal sonography in the evaluation of gastrointestinal diseases. (external link)
• Folvik, Geir; Larssen, TB; Ødegaard, Svein et al. (1999). Hydrosonography of the small instestine. Comparison with radiological barium Study. (external link)
• Hausken, Trygve; Tollåli, G; Ødegaard, Svein et al. (1999). A low resistance index of blood flow in the bowel wall reflects increased disease activity in Crohn's disease. (external link)
• Gilja, Odd Helge; Hausken, Trygve; Ødegaard, Svein et al. (1999). Gastric emptying measured by ultrasonography. (external link)
• Folvik, Geir; Bjerke-Larssen, T; Ødegaard, Svein et al. (1999). Hydrosonography of the small intestine. Comparison with radiological barium-study. (external link)
• Molin, Sven Olof; Nesje, Lars B; Gilja, Odd Helge et al. (1999). 3d-endosonography in gastroenterology: methodology and clinical applications. (external link)
• Gilja, Odd Helge; Olafsson, Snorri; Nesje, Lars B et al. (1999). The ultrasound meal accommodation test. A case study. (external link)
• Gilja, Odd Helge; Hausken, Trygve; Ødegaard, Svein (1999). Invited review: Volume measurements of organs by ultrasonography. (external link)
• Gilja, Odd Helge; Hausken, Trygve; Berstad, Arnold et al. (1999). Measurements of organ volume by ultrasonography. (external link)
• Olafsson, Snorri; Berstad, Arnold; Bang, CJ et al. (1999). Spiromycin is comparable to oxytetracycline in eradicating H. pylori when given with ranititine bismuth citrate and metronidazole. (external link)
• Undeland, Karl Anton; Hausken, Trygve; Gilja, Odd Helge et al. (1998). Gastric meal accomodation and symptoms in diabetes. A placebo-controlled study of Glyceryl Nitrate. (external link)
• Undeland, Karl Anton; Hausken, Trygve; Gilja, Odd Helge et al. (1998). Gastric meal accommodation and symptoms in diabetes. A placebocontrolled study of glyceryl trinitrate. (external link)
• Undeland, Karl Anton; Hausken, Trygve; Gilja, Odd Helge et al. (1998). Gastric meal accommodation studied by ultrasound in diabetes. Relation to vagal tone. (external link)
• Hausken, Trygve; Gilja, Odd Helge; Ødegaard, Svein et al. (1998). Flow across the human pylorus soon after ingestion of food, studied with duplex sonography. Effect of glyceryl trinitrate. (external link)
• Hveem, K; Hausken, Trygve; Svebak, S et al. (1998). Effect of mental stress and cisapride on autonomic nerve functions in functional dyspepsia. (external link)
• Berstad, Arnold; Hausken, Trygve; Gilja, Odd Helge et al. (1998). Imaging studies in dyspepsia. (external link)
• Undeland, Karl Anton; Hausken, Trygve; Gilja, Odd Helge et al. (1998). Gastric meal accomodation studied by ultrasound in patients with diabetes. Relation to vagal tone. (external link)
• Hausken, Trygve; Gilja, Odd Helge; Undeland, Karl Anton et al. (1998). Timing of postprandial dyspeptic symptoms and transpyloric passage of gastric content. (external link)
• Hausken, Trygve; Leotta, D.; Helton, S et al. (1998). Estimation of the human liver volume and configuration using three-dimensional ultrasonography: Effect of a high-caloric liquid meal. (external link)
• Gilja, Odd Helge; Hausken, Trygve; Olafsson, Snorri et al. (1998). In vitro evaluation of three-dimensional ultrasonography based on magnetic scanhead tracking. (external link)
• Gilja, Odd Helge; Hausken, Trygve; Bang, C. J. et al. (1997). Effect of glycerol trinitrate on gastric accommodation and symptoms in functional dyspepsia. (external link)
• Berstad, Arnold; Hausken, Trygve; Gilja, Odd Helge et al. (1997). Gastric accommodation in functional dyspepsia. [Review]. (external link)
• Gilja, Odd Helge; Hausken, Trygve; Wilhelmsen, Ingvard et al. (1997). Dèfaut d'adaptation de l'estomac proximal au repas, dans la dyspepsie fonctionelle. (external link)
• Undeland, K. A.; Hausken, Trygve; Aanderud, Sylvi et al. (1997). Lower postprandial gastric volume response in diabetic patients with vagal neuropathy. (external link)
• Hausken, Trygve; Søndenaa, Karl; Svebak, S. et al. (1997). Patients with symptomatic, uncomplicated gallstone disease exhibit findings similar to functional dyspepsia. Volume measurements using three-dimensional ultrasonography. (external link)
• Hausken, Trygve; Søndenaa, Karl; Svebak, S et al. (1997). Common pathogenic mechanisms in symptomatic, uncomplicated gallstone disease and functional dyspepsia. Volume measurement of gallbladder and antrum using three-dimensional ultrasonography. (external link)
• Tefera, S.; Berstad, Arnold; Bang, J. C. et al. (1996). Bismuth-based combination therapy for Heliobacter pylori-associated peptic ulcer disease (metronidazole for eradication, ranitidine for pain). (external link)
• Berstad, Arnold; Hausken, Trygve; Gilja, Odd Helge et al. (1996). Ultrasonography of the Human Stomach. (external link)
• Gilja, Odd Helge; Hausken, Trygve; Ødegaard, Svein et al. (1996). Three-dimensional ultrasonography of the gastric antrum in patients with functional dyspepsia. (external link)
• Gilja, Odd Helge; Hausken, Trygve; Wilhelmsen, Ingvard et al. (1996). Impaired accomodation of the proximal stomach to a meal in functional dyspepsia. (external link)
• Berstad, A.; Hausken, Trygve; Gilja, Odd Helge et al. (1996). Review: Gastric accommodation in functional dyspepsia. (external link)
• Hveem, K.; Hausken, Trygve; Svebak, S. et al. (1996). Gastric antral motility in functional dyspepsia . Effect of mental stress and cisapride. (external link)
• Undeland, KA; Hausken, Trygve; Svebak, S et al. (1996). Wide gastric antrum and low vagal tone in patients with diabetes mellitus type I compared to patients with functional dyspepsia and healthy individuals. (external link)
• Undeland, K. A.; Hausken, Trygve; Ånderud, S. et al. (1996). Lower postprandial gastric volume response in diabetic patients with vagal neuropathy. (external link)
• Thune, Nils; Gilja, Odd Helge; Hausken, Trygve et al. (1996). A practical method for estimating enclosed volumes using 3D ultrasound. (external link)
• Ødegaard, Svein; Nesje, Lars B; Gilja, Odd Helge et al. (1996). Høyfrekvent ultrasonografi av gastrointestinalkanalens vegg. (external link)
• Berstad, Arnold; Berstad, Ketil; Wilhelmsen, Ingvard et al. (1995). Spiramycin in triple therapy of Helicobacter pylori-associated peptic ulcer disease. An open pilot study with 12-month follow-up. (external link)
• Berstad, Arnold; Hatlebakk, JG; Wilhelmsen, Ingvard et al. (1995). Follow-up on 242 patients with peptic ulcer disease one year after eradication of Helicobacter pylori infection. (external link)
• Berstad, Arnold; Hausken, Trygve; Gilja, OH et al. (1995). Volume measurements of the antrum by 3D-ultrasonography and flow measurements through the pylorus by duplex technique. (external link)
• Gilja, OH; Smievoll, AI; Thune, N et al. (1995). In vivo comparison of 3D ultrasonography and Magnetic Response Imaging in volume estimation of human kidneys. (external link)
• Gilja, OH; Hausken, Trygve; Ødegaard, Svein et al. (1995). Monitoring postpandrial size of the proximal stomach by ultrasonography. (external link)
• Undeland, KA; Hausken, Trygve; Gilja, OH et al. (1995). Gastric relaxation in response to a soup meal in healthy subjects. A study using a barostat in the proximal stomach. (external link)
• Søreide, E; Hausken, Trygve; Søreide, A et al. (1995). Gastric emptying of a light hospital breakfast. A study using real time ultrasonography. (external link)
• Hausken, Trygve (1995). Det romerske imperium på 200-tallet e.Kr.Keiseren og hans borgere. (external link)
• Hausken, Trygve (1995). Reflections on New Readings in the Skaptopara Inscription (IGBulg IV, 2236). (external link)
• Gilja, Odd Helge; Thune, Nils; Matre, Knut et al. (1994). In vitro evaluation of three-dimensional ultrasonography in volume estimation of abdominal organs. (Tilknyttet prosjektet: Pasienter med funksjonell dyspepsi studert v.h.a. 3-dimensjonal ultralyd.). (external link)
• Wilhelmsen, Ingvard; Weberg, Ragnar; Berstad, Ketil et al. (1994). Helicobacter pylori eradication with bismuth substrate, oxytetracycline and metronidagol in patients with peptic ulcer disease. (external link)
• Hausken, Trygve; Berstad, Arnold (1994). Effect of nitric oxide on antral motility and symptoms in patients with functional dyspepsia. (external link)
• Haug, T.T.; Svebak, S.; Hausken, Trygve et al. (1994). Low vagal activity as mediating mechanism for the relationship between personality factors and gastric symptoms in functional dyspepsia. (external link)
• Hausken, Trygve; Berstad, Arnold; Bang, Christen et al. (1994). Gastrointestinale sykdommer - endoskopiens plass i utredning og kontroll. (external link)
• Wilhelmsen, Ingvard; Weberg, Ragnar; Berstad, Ketil et al. (1994). Helicobacter pylori eradication with bismuth substrate, oxytetracycline and metronidagol in patients with peptic ulcer disease. (external link)
• Berstad, A.; Berstad, K.; Hatlebakk, Jan Gunnar et al. (1994). Ti dagers trippelkur for Helicobacter pylori-infeksjon og magesår: Status fire uker og ett år etter. (external link)
• Hausken, Trygve; Thune, N.; Matre, Knut et al. (1994). Volume estimation of the gastric antrum and the gallbladder in patients with non-ulcer dyspepsia and erosive prepyloric changes, using three-dimensional ultrasonography. (external link)
• Berstad, Arnold; Hausken, Trygve; Gilja, Odd Helge et al. (1994). Volume measurement of gastric antrum by 3-D ultrasonography and flow measurements through the pylorus by duplex technique. (external link)
• Haug, T.T.; Svebak, S.; Hausken, Trygve et al. (1994). Low vagal activity as mediating mechanism for the relationship between personality factors and gastric symptoms in functional dyspepsia. (external link)
• Hokland, Jørn; Hausken, Trygve (1994). An interactive colume rendering method applied to ultrasonography of abdominal structures. (external link)
• Haug, T.T; Svebak, S.; Hausken, Trygve et al. (1994). Comments to "Inferring vagal tone from heart rate variability" (editorial comment: Jennings, J.R., McKnight, J.D. Psychosom. Med. 1994; 56: 187-93). (external link)
• Haug, T.T; Svebak, S.; Hausken, Trygve et al. (1994). Low vagal activity as mediating mechanisms for the relationship between personality factors and gastric symptoms in functional dyspepsia. (external link)
• Berstad, A.; Berstad, K.; Hatlebakk, Jan Gunnar et al. (1994). Ti dagers trippelkur for Helicobacter pylori-infeksjon og magesår: Status fire uker og ett år etter. (external link)
• Hveem, Kristian; Hausken, Trygve; Berstad, Arnold (1994). Ultrasonographic assessment of fasting liquid content in the human stomach. (external link)
• Hausken, Trygve; Svebak, S.; Wilhelmsen, J. et al. (1993). Low vagal tone and antral dysmotility in patients with functional dyspepsia. (external link)
• Hausken, Trygve; Svebak, S.; Wilhelmsen, Ingvard et al. (1993). Low vagal tone and antral dysmotility in patients with functional dyspepsia. (external link)
• Sauar, J.; Hausken, Trygve; Hoff, Geir S et al. (1993). Colonoscopic screening examination of relatives of patients with colorectal cancer. I. A comparison with an endoscopically screened normal population. (external link)
• Sauar, J.; Hoff, Geir S; Hausken, Trygve et al. (1993). Colonoscopic screening examination of relatives of patients with colorectal cancer. II. Relations between tumor characteristics and the presence of polyps. (external link)
• Hausken, Trygve; Thune, N.; Matre, Knut et al. (1993). New device shows enlarged antrum in dyspeptic patients. (external link)
• Hausken, Trygve; Svebak, S.; Wilhelmsen, Ingvard et al. (1993). Low vagal tone and antral dysmotility in patients with functional dyspepsia. (external link)
• Hausken, Trygve; Berstad, A. (1992). Wide gastric antrum in patients with non-ulcer dyspepsia. Effect of cisapride. (external link)
• Weberg, R.; Bank, C.; Berstad, K. et al. (1992). Treatment of Helicobacer pylori in Peptic Ulcer Disease. (external link)
• Haug, Tone Tangen; Svebak, S.; Hausken, Trygve et al. (1992). Personality factors as predictors of stress-related antral motility, vagal activation and symptoms in fuctinal dyspepsia patients (abstract). (external link)
• Hveem, K.; Hausken, Trygve; Svebak, S. et al. (1992). Stress-related antral motility recorded by real-time ultrasonography in healthy persons and in patients with functional dyspepsia: The effect of cisapride. (Abstract). (external link)
• Hausken, Trygve; Berstad, A. (1992). Cisapride treatment of patients with non-ulcer dyspepsia and erosive prepyloric changes. A double-blind, placebo-controlled trial. (external link)
• Hausken, Trygve; Berstad, Arnold; Matre, Knut et al. (1992). Antroduodenal motility and movements of luminal contents studied by Duplex-sonography. (external link)
• Hausken, Trygve; Svebak, S.; Berstad, A. (1992). Stress-related autonomic dysfunction. A cause of dysmotility and discomfort in patients with non-ulcer dyspepsia?. (external link)
• Hausken, Trygve; Ødegaard, Svein; Matre, Knut et al. (1992). Untersuchungen der gastroduodenalen Motilität mit Realtime Ultrasonographie. (external link)
• Hausken, Trygve; Svebak, S.; Berstad, A. (1992). Stress-related autonomic dysfunction: A cause of dysmotility and discomfort in patients with non-ulcer dyspepsia? (Abstract). (external link)
• Berstad, A.; Hausken, Trygve; Haug, Tone Tangen (1992). Funksjonell dyspepsi. En stress-sykdom. (external link)
• Haug, Tone Tangen; Svebak, S.; Hausken, Trygve et al. (1992). Personality factors as predictors of stress-related antral motility, vagal activation and symptoms in functional lyspepsia patients. (external link)
• Hausken, Trygve; Svebak, S.; Wilhelmsen, Ingvard et al. (1991). Stress-related antral motility in healthy persons and in non-ulcer dyspepsia patients: The signinficance of symphatetic and vagal tone. (external link)
• Børkje, B.; Grønbech, J. E.; Bang, C. J. et al. (1991). Crohns sykdom. Diagnostikk og behandling. (external link)
• Hausken, Trygve; Ødegaard, S.; Berstad, A. (1991). Antroduodenal motility studied by real-time ultrasonography Effect of enprostil. (external link)
• Hausken, Trygve (1991). Duplexsonography of abdominal vessels. (external link)
• Hausken, Trygve (1991). Gastroduodenal motility studied by real-time ultrasonography. (external link)
• Stallemo, A.; Bang, C.; Børkje, B. et al. (1990). Endoskopisk hemostase ved blødende ulcus pepticum. En oversikt og en pilotstudie med lokal injeksjon av trombin kombinert med systemisk fibrinolysehemning (med tranexamsyre). (external link)
• Hausken, Trygve; Stene-Larsen, G.; Lange, O. et al. (1990). Misoprostol treatment exacerbates abdominal discomfort in patients with non-ulcer dyspesia and erosive prepyloric changes. A double-blind, placebo-controlled, multicentre study. (external link)
• Matre, K.; Ødegaard, S.; Hausken, Trygve (1990). Endoscopic ultrasound Doppler probes for velocity measurements in vessels in the upper gastrointestinal tract using a multifrequency pulsed Doppler meter. (external link)
• Ødegaard, S.; Kimmey, M. B.; Børkje, B. et al. (1990). Endoscopic ultrasonographic findings in benign and malignant diseases of the stomach. (external link)

Academic literature review

• Jalleh, Ryan J; Rayner, Chris K; Hausken, Trygve et al. (2024). Gastrointestinal effects of GLP-1 receptor agonists: mechanisms, management, and future directions. (external link)
• Hillestad, Eline Margrete Randulff; van der Meeren, Aina; Nagaraja, Bharath Halandur et al. (2022). Gut bless you: The microbiota-gut-brain axis in irritable bowel syndrome. (external link)
• El-Salhy, Magdy; Hausken, Trygve; Hatlebakk, Jan Gunnar (2021). Current status of fecal microbiota transplantation for irritable bowel syndrome. (external link)
• Maconi, Giovanni; Hausken, Trygve; Dietrich, Christoph F. et al. (2021). Gastrointestinal Ultrasound in Functional Disorders of the Gastrointestinal Tract - EFSUMB Consensus Statement. (external link)
• El-Salhy, Magdy; Hatlebakk, Jan Gunnar; Hausken, Trygve (2019). Possible role of peptide YY (PYY) in the pathophysiology of irritable bowel syndrome (IBS). (external link)
• Maconi, Giovanni; Nylund, Kim; Ripolles, Tomas et al. (2018). EFSUMB recommendations and clinical guidelines for intestinal ultrasound (GIUS) in inflammatory bowel diseases. (external link)
• El-Salhy, Magdy; Tefera, Solomon; Hausken, Trygve et al. (2017). Gastrointestinal neuroendocrine peptides/amines in inflammatory bowel Disease. (external link)
• Nylund, Kim; Maconi, Giovanni; Hollerweger, Alois et al. (2017). EFSUMB Recommendations and Guidelines for Gastrointestinal Ultrasound - Part 1: Examination Techniques and Normal Findings (Short version) [EFSUMB-Empfehlungen und Leitlinien des Gastrointestinalen Ultraschalls - Teil 1: Untersuchungstechniken und Normalbefund (Kurzversion)]. (external link)
• Nylund, Kim; Maconi, Giovanni; Hollerweger, Alois et al. (2017). EFSUMB Recommendations and Guidelines for Gastrointestinal Ultrasound - Part 1: Examination Techniques and Normal Findings (Long version) [EFSUMB-Empfehlungen und Leitlinien des Gastrointestinalen Ultraschalls - Teil 1: Untersuchungstechniken und Normalbefund (Langversion)]. (external link)
• Boeckxstaens, Guy E.; Drug, Vasile Liviu; Dumitraşcu, Dan Lucian et al. (2016). Phenotyping of subjects for large scale studies on patients with IBS. (external link)
• El-Salhy, Magdy; Hausken, Trygve; Gilja, Odd Helge et al. (2016). The possible role of gastrointestinal endocrine cells in the pathophysiology of irritable bowel syndrome. (external link)
• El-Salhy, Magdy; Hatlebakk, Jan Gunnar; Gilja, Odd Helge et al. (2015). The relation between celiac disease, nonceliac gluten sensitivity and irritable bowel syndrome. (external link)
• El-Salhy, Magdy; Gundersen, Doris Irene; Gilja, Odd Helge et al. (2014). Is irritable bowel syndrome an organic disorder?. (external link)
• El-Salhy, Magdy; Svensen, Rune; Hatlebakk, Jan G et al. (2014). Chronic constipation and treatment options (Review). (external link)
• El-Salhy, Magdy; Gilja, Odd Helge; Gundersen, Doris Irene et al. (2014). Interaction between ingested nutrients and gut endocrine cells in patients with irritable bowel syndrome (Review). (external link)
• El-Salhy, Magdy; Hatlebakk, Jan G; Gilja, Odd Helge et al. (2014). Irritable bowel syndrome: recent developments in diagnosis, pathophysiology, and treatment. (external link)
• El-Salhy, Magdy; Mazzawi, Tarek; Gundersen, Doris Irene et al. (2013). The role of peptide YY in gastrointestinal diseases and disorders (Review). (external link)
• Nylund, Kim; Eriksen, Ragnar; Saevik, Fredrik et al. (2013). Transabdominal ultralyddiagnsotikk av tarmsykdommer. (external link)
• El-Salhy, Magdy; Gundersen, Doris Irene; Hatlebakk, Jan G et al. (2013). Clinical presentation, diagnosis, pathogenesis and treatment options for lymphocytic colitis (Review). (external link)
• Seim, Inge; El-Salhy, Magdy; Hausken, Trygve et al. (2012). Ghrelin and the brain-gut axis as a pharmacological target for appetite control. (external link)
• El-Salhy, Magdy; Gundersen, Doris Irene; Hatlebakk, Jan G et al. (2012). Irritable bowel syndrome: treatment options. (external link)
• Nylund, Kim; Hausken, Trygve; Gilja, Odd Helge (2010). Ultrasound and Inflammatory Bowel Disease. (external link)
• Schmidt, Peter T; Abrahamsson, Hasse; Dolk, Anders et al. (2008). Methods to assess gastric motility and sensation. (external link)
• Gilja, Odd Helge; Hausken, Trygve; Ødegaard, Svein et al. (2005). Ultrasonography and three-dimensional methods of the upper gastrointestinal tract. (external link)

Popular scientific book

• Steinsvik, Elisabeth Kjelsvik; Hausken, Trygve; Larsen, Cecilie Hauge (2023). Skitt la gå -Løst og fast om plager, sykdom og resten av tarmens forunderlige liv. (external link)

Academic lecture

• Hillestad, Eline; Rasmussen, Stella Hellgren; Lied, Gülen Arslan et al. (2023). The effect of following a 12-week strict low FODMAP diet on clinical biochemistry status, nutritional adequacy and symptom relief in patients with Irritable Bowel Syndrome:The Bergen Brain Gut Study . (external link)
• Johnsen, TE; Hillestad, Eline; Kjelsvik, Elisabeth et al. (2023). Redusert eksekutiv funksjon hos pasienter med IBS. (external link)
• Teige, Eirik Persson; Hillestad, Eline Margrete Randulff; Berentsen, Birgitte et al. (2021). Kort- og langtidseffekten av lav FODMAP-dietten på symptomer og kortkjedede fettsyrer hos pasienter med irritabel tarmsyndrom. (external link)
• El-Salhy, Magdy; Kristoffersen, Anja Bråthen; Valeur, Jørgen et al. (2020). Long-term effects of faecal microbiota transplantation (FMT) in patients with irritable bowel syndrome. (external link)
• Teige, Erica Persson; Berentsen, Birgitte; Brønstad, Ingeborg et al. (2020). Short and extended effects of a low FODMAP diet on symptoms and short-chained fatty acids in patients with irritable bowel syndrome. (external link)
• Teig, Erica; Berentsen, Birgitte; Hausken, Trygve et al. (2020). Kort- og langtidseffekten av lavFODMAP-diett på symptomer og mikrobiota hos pasienter med IBS . (external link)
• Hillestad, Eline M R; Lied, Gülen Arslan; Steinsvik, Elisabeth Kjelsvik et al. (2020). Kvalitetsevaluering av tverrfaglig IBS-poliklinikk . (external link)
• Berentsen, Birgitte; Kristianslund, Camilla; Lied, Gülen Arslan et al. (2019). Mage-tarmskolen – tverrfaglig internetbehandling ved Irritabel tarmsyndrom . (external link)
• Mazzawi, Tarek; Hausken, Trygve; Hov, Johannes Espolin Roksund et al. (2019). Effect of faecal microbiota transplantation on gut microenvironment and symptoms in patients with irritable bowel syndrome. (external link)
• Hustoft, Tonje; Hausken, Trygve; Ystad, Synne Otteraaen et al. (2016). Low FODMAP diet alters symptoms, microbiota, short-chain fatty acids and cytokine profiles in patients with IBS: A randomized controlled trial. (external link)
• Mjelle, Anders Batman; Mulabecirovic, Anesa; Hausken, Trygve et al. (2016). Elastography of the Liver in Primary Sclerosing Cholangitis. (external link)
• Hustoft, Tonje; Hausken, Trygve; Ystad, Synne Otteraaen et al. (2016). Low FODMAP diet alters symptoms, microbiota, short-chain fatty acids and cytokine profiles in patients with IBS: A randomized controlled trial. (external link)
• Hanitz, Lina Mari Torheim; Vara, Ellen; Hausken, Trygve et al. (2015). Intestinal permeabilitet hos friske personer etter inntak av NSAIDs: en pilotstudie. (external link)
• Erchinger, Friedemann Georg; Gudbrandsen, Oddrun Anita; Engjom, Trond et al. (2015). Automatisering av enzymmålinger i duodenalsaft ved kort endoskopisk sekretintest. (external link)
• Pham, Khanh Do-Cong; Viste, Asgaut; Dicko, Aly et al. (2015). Per Oral Endoskopisk Pyloromyotomi (POP) for primær pylorusstensose. (external link)
• Grimstad, Tore; Nylund, Kim; Lied, Gülen Arsland et al. (2011). Ultrasonographic evaluation of DSS-induced colitis in rats after dietary intake of a modified thia fatty acid. (external link)
• Nylund, Kim; Leh, Sabine; Immervoll, Heike et al. (2005). Muscularis mucosae, fibrosis and nodular lymphocyte aggregates in Crohn's disease - novel ultrasonographic findings in vitro. (external link)
• Erichsen, Kari; Gudbrandsen, Oddrun; Arslan, Gulen et al. (2003). Effect of ferrous fumarate supplementation in dextran sulphate sodium colitis in rats. (external link)
• Arslan, Gülen; Erichsen, Kari; Milde, Anne Marita et al. (2003). Effects of Omega-3 Fatty Acids on DSS-induced Colitis in Rats. (external link)
• Erichsen, Kari; Gudbrandsen, Oddrun; Arslan, Gülen et al. (2003). Effect of Ferrous Fumarate Supplementation in Dextran Sulfate Sodium Colitis in Rats. (external link)
• Skarstein, Arne; Hausken, Trygve; Ødegaard, Svein et al. (2002). En sammenlignende studie av funn ved transkutan høyforekvent ultralyd, Kirurgi og histologi. (external link)
• Hausken, Trygve (2002). Ultrasound and gastric motility. (external link)
• Lunding, Johan Axel; Tefera, Solomon; Hausken, Trygve et al. (2002). Symptom perception and gastric response to an increasing gastric water load with and without simultaneous duodenal lipid infusion in functional dyspepsia using 3D ultrasound. (external link)
• Hjelland, Ina; Ofstad, Anne Pernille; Narvestad, Jon Kristian et al. (2001). Viseral Perception Studied by a drink test and three-dimensional ultrasound in Functional Dyspepsia. (external link)
• Hjelland, Ina; Ofstad, Anne Pernille; Narvestad, Jon Kristian et al. (2001). Viseral Perception Studied by a drink test and three-dimensional ultrasound in Functional Dyspepsia. (external link)
• Tefera, Solomon; Gilja, Odd Helge; Olafsdottir, Edda Jonina et al. (2001). In vivo validation of transabdominal three-dimensional ultrasonography of the stomach. (external link)
• Molin, Svein-Olof; Liedman, B; Martens, D et al. (2000). Performance of a miniature magnetic position sensor for 3D EUS imaging. (external link)
• Hausken, Trygve; Dizdar, T; Sunde, I et al. (2000). Visceral perception studied by a drink test and three-dimensional ultrasound. (external link)
• Tefera, Solomon; Gilja, Odd Helge; Olafsdottir, Edda Jonina et al. (2000). In vivo validation of transabdominal three-dimensional ultrasonsography of the human stomach. (external link)
• Tollåli, G; Hausken, Trygve; Ødegaard, Svein et al. (2000). Doppler RI-index i intramurale blodkar reflekterer sykdomsaktivitet ved Crohns sykdom. (external link)
• Olafsson, Snorri; Gilja, Odd Helge; Hausken, Trygve et al. (2000). Antral area and proximal stomach size in fibromyalgia and controls measured by ultrasonography. (external link)
• Gilja, Odd Helge; Heimdal, A; Hausken, Trygve et al. (2000). A novel method using color Doppler ultrasonography to study relative strain of the muscle layers during antral contractions. (external link)
• Tefera, Solomon; Gilja, Odd Helge; Olafsdottir, Edda Jonina et al. (2000). Intragastric maldistribution in patients with reflux oesophagitis studied by an accurate 3D ultrasound system. (external link)
• Hausken, Trygve; Dizdar, T; Sunde, I et al. (2000). Visceral perception studied by a drink test and three-dimensional ultrasound. (external link)
• Molin, Svein-Olof; Liedman, B; Martens, D et al. (2000). Performance of a miniature magnetic position sensor for 3D EUS imaging. (external link)
• Olafsson, S.; Gilja, Odd Helge; Hausken, Trygve et al. (2000). Antral area and proximal stomach size in fibromyalgia and controls measured by ultrasonography. (external link)
• Tollåli, G; Hausken, Trygve; Ødegaard, Svein et al. (2000). Doppler RI-index i intramurale blodkar reflekterer sykdomsaktivitet ved Crohns sykdom. (external link)
• Gilja, Odd Helge; Heimdal, A; Hausken, Trygve et al. (2000). A novel method using color Doppler ultrasonography to study relative strain of the muscle layers during antral contractions. (external link)
• Tefera, Solomon; Gilja, Odd Helge; Olafsdottir, Edda Jonina et al. (2000). In vivo validation of transabdominal three-dimensional ultrasonsography of the human stomach. (external link)
• Tefera, Solomon; Gilja, Odd Helge; Olafsdottir, Edda Jonina et al. (2000). Intragastric maldistribution in patients with reflux oesophagitis studied by an accurate 3D ultrasound system. (external link)
• Gilja, Odd Helge; Olafsson, Snorri; Folvik, Geir et al. (1999). The ultrasound meal accommodation test. A case study. (external link)
• Molin, Sven Olof; Nesje, Lars B; Gilja, Odd Helge et al. (1998). 3D endo- and laparoscopic us - in vitro and in vivo evaluation. (external link)
• Nesje, Lars B; Molin, SO; Martens, D et al. (1998). Three-dimensional EUS using a simple pull-back system and VHS video tape recording. (external link)
• Hausken, Trygve; Li, X-N; Goldman, B et al. (1998). Quantification of gastric emptying and duodenogastric reflux stroke volumes using three-dimensional guided digital color Doppler imaging. (external link)
• Hausken, Trygve; Ødegaard, Svein; Gilja, Odd Helge et al. (1998). Mixing of gastric content is evoked by heart contractions and respiration. (external link)
• Gilja, Odd Helge; Hausken, Trygve; Undeland, Karl Anton et al. (1998). Ultrasonographic measurement of proximal gastric accomodation. (external link)
• Li, XN; Jong, JM; Hausken, Trygve et al. (1998). Dynamic flow quantitation with spatial orientation guided digital color Doppler imaging: In vitro validation and initial in vivo experience. (external link)
• Hausken, Trygve; Leotta, D; Helton, S et al. (1998). Estimation of the human liver volume and configuration using three-dimensional ultrasonography: effect of a high-caloric liquid meal. (external link)
• Ødegaard, Svein; Nesje, Lars B; Gilja, Odd Helge et al. (1998). Diseases of the gastrointestinal tract examined with 3D endoscopic ultrasonography. (external link)
• Gilja, Odd Helge; Hausken, Trygve; Olafsson, Snorri et al. (1998). Gastric accommodation studied by ultrasonography. (external link)
• Molin, Sven Olof; Nesje, Lars B; Gilja, Odd Helge et al. (1998). Preliminary experience of 3D-EUS in tumor staging. (external link)
• Molin, S. O.; Falk, A.; Hall-Angerås, M. et al. (1997). 3D EUS impact on tumor staging. (external link)
• Molin, S. O.; Falk, A.; Hall-Angerås, M. et al. (1997). New imaging modalities in gastroenterology. (external link)
• Molin, S. O.; Gilja, Odd Helge; Hausken, Trygve et al. (1997). 3D endosonography improves the assessment of tumors in the upper gastrointestinal tract. (external link)
• Vingerhagen, S.; Hausken, Trygve; Gilja, Odd Helge et al. (1997). Influence of a 5HT1 receptor agonist (Sumatriptan) on gastric accommodation and initial transpyloric flow of a liquid meal examined by duplex sonography. (external link)
• Martens, D.; Hausken, Trygve; Gilja, Odd Helge et al. (1997). 3D processing of ultrasound images using a novel echopac-3D software. (external link)
• Erichsen, K.; Hausken, Trygve; Berge, R.K. et al. (1997). Jernintoleranse ved Crohn's sykdom. (external link)
• Hausken, Trygve; Leotta, D.; Helton, S et al. (1997). Estimation of the human liver volume and configuration using three-dimensional ultrasonography: Effect of a high-caloric liquid meal. (external link)
• Gilja, Odd Helge; Hausken, Trygve (1997). 3D ultralyd. (external link)
• Gilja, Odd Helge; Hausken, Trygve; Berstad, Arnold (1996). Effect of Glyceril Trinitrate on Gastric Accomodation and symptoms in functional dyspepsia. (external link)
• Gilja, Odd Helge; Hausken, Trygve; Ødegaard, Svein et al. (1996). Accomodation of the proximal stomach is fat dependent in functional dyspepsia. (external link)
• Gilja, Odd Helge; Hausken, Trygve; Ødegaard, Svein et al. (1996). Accomodation of the proximal stomach is fat dependent in functional dyspepsia. (external link)
• Molin, S-O; Nesje, Lars B; Gilja, Odd Helge et al. (1996). 3D gastrointestinal endosonography. (external link)
• Undeland, K. A.; Gilja, Odd Helge; Hausken, Trygve et al. (1996). Glyceril trinitrate improves intragastric meal distribution and prevents meal-induced discomfort in patients with type 1 diabetes mellitus. (external link)
• Hausken, Trygve; Gilja, Odd Helge; Nesje, Lars B et al. (1996). Three-dimensional ultrasonographic volume rendering with on-line anyplane slicing. (external link)
• Molin, S-O; Nesje, Lars B; Gilja, Odd Helge et al. (1996). Adaption of conventional endosonography for 3D visualization of GI tract. (external link)
• Hausken, Trygve (1996). Threedimensional ultrasound of abdominal organs. (external link)
• Molin, S-O; Falk, A.; Nesje, Lars B et al. (1996). 3D ultrasonography-multidimensional visualization in endoscopy and in laparoscopic surgery. (external link)
• Gilja, Odd Helge; Hausken, Trygve; Bang, C. J. et al. (1996). Effect of Glyceril Trinitrate on Gastric Accomodation and symptoms in functional dyspepsia. Oral Presentation. (external link)
• Hausken, Trygve; Gilja, Odd Helge; Undeland, K. A. et al. (1996). Relationship between early postprandial symptoms and transpyloric flow. (external link)
• Molin, S-O; Falk, A.; Nesje, Lars B et al. (1996). 3D laparoscopic ultrasonography. (external link)
• Gilja, Odd Helge; Hausken, Trygve; Bang, C. J. et al. (1996). Adaption of conventional endosonography for 3D visualization of GI tract. Oral Presentation. (external link)
• Molin, S-O; Nesje, Lars B; Gilja, Odd Helge et al. (1996). Modalities for three-dimensional endoscopic and laparoscopic ultrasonography: In vitro and in vivo evaluation. (external link)
• Nesje, Lars B; Gilja, Odd Helge; Hausken, Trygve et al. (1996). Three-dimensional ultrasonography using a 20Mhz ultrasound catheter. An in vitro study. (external link)
• Hausken, Trygve; Gilja, Odd Helge; Nesje, Lars B et al. (1996). Three-dimensional ultrasonography of fluid-filled abdominal organs. (external link)
• Molin, S-O; Falk, A.; Siwertsson, R. et al. (1996). Anpassning av TEE proben for stadieindelning av tumører i øvre gastrointestinalkanalen och preliminære resultat av 3D visualisering med multiplanprob. (external link)
• Undeland, Karl Anton; Gilja, Odd Helge; Hausken, Trygve et al. (1996). Barostat and ultrasound measure different components of gastric meal accomodation. (external link)
• Hausken, Trygve (1996). Funksjonell dyspepsi - patofysiologi - antrummotorikk. (external link)
• Gilja, O.H.; Hausken, Trygve; Ødegaard, S. et al. (1995). Ultrasonography of the proximal stomach in patients with functional dyspepsia. (external link)
• Gilja, OH; Hausken, Trygve; Olafsson, S et al. (1995). In vitro evaluation of three-dimensional ultrasonography based on magnetic scanhead tracking. Oral presentation. (external link)
• Gilja, OH; Hausken, Trygve; Ødegaard, Svein et al. (1995). Three-dimensional ultrasonography of the gastric antrum in patients with functional dyspepsia. Oral presentation. (external link)
• Hausken, Trygve; Søndenaa, K; Svebak, S et al. (1995). Patients with symptomatic, uncomplicated gallstone disease exhibit findings similar to functional dyspepsia. Volume measurement using three-dimensional ultrasonography. Oral presentation. (external link)
• Ødegaard, Svein; Martin, RW; Kimmey, MB et al. (1995). 3-D høyfrekvent endosonografi av gastrointestinalkanalen. En preliminær rapport. (external link)
• Gilja, OH; Hausken, Trygve; Ødegaard, Svein et al. (1995). Three-dimensional ultrasonography of the gastric antrum in patients with functional dyspepsia. Oral presentation. (external link)
• Hausken, Trygve; Gilja, OH; Ødegaard, Svein et al. (1995). Effects of glyceryl trinitate on transpyloric flow of a soup meal. (external link)
• Gilja, OH; Hausken, Trygve; Berstad, Arnold (1995). Three-dimensional ultrasonography of the gastric antrum in patients with functional dyspepsia (Oral presentation). (external link)
• Hausken, Trygve; Søndenaa, K; Svebak, S et al. (1995). Patients with symptomatic, uncomplicated gallstone disease exhibit findings similar to functional dyspepsia. Volume measurement using three-dimensional ultrasonography. Oral presentation. (external link)
• Gilja, OH; Hausken, Trygve; Ødegaard, Svein et al. (1995). Three-dimensional ultrasonography of the gastric antrum in patients with functional dyspepsia. (external link)
• Gilja, OH; Hausken, Trygve; Ødegaard, Svein et al. (1995). Tre-dimensjonal ultrasonografi av antrum. (external link)
• Undeland, K.A.; Hausken, Trygve; Gilja, O.H. et al. (1994). Adaptiv relaksjon av magesekken undesøkt med barostat. (external link)
• Undeland, K.A.; Hausken, Trygve; Gilja, O.H. et al. (1994). Gastric relaxation after a meal studied with bariostat. (external link)
• Hausken, Trygve; Gilja, O.H.; Ødegaard, S. et al. (1994). Effects of glyceryl trinitrate on transpyrolic flow of a soup meal. (external link)
• Gilja, OH; Hausken, Trygve; Ødegaard, Svein et al. (1994). Patients with functional dyspepsia have impaired accomodation of the proximal stomach to a soup meal. (external link)
• Gilja, Odd Helge; Hausken, Trygve; Ødegaard, Svein et al. (1994). A novel ultrasonographic method to monitor postprandial size of the proximal stomach. (external link)
• Gilja, Odd Helge; Hausken, Trygve; Ødegaard, Svein et al. (1994). Patients with functional dyspepsia have impaired accomodation of the proximal stomach to a soup meal. (external link)
• Gilja, Odd Helge; Hausken, Trygve; Ødegaard, Svein et al. (1994). Patients with functional dyspepsia have impaired accommodation of the proximal stomach to a soup meal. (external link)
• Gilja, Odd Helge; Smievoll, Alf-Inge; Thune, Nils et al. (1994). 3D ultrasonography compared with magnetic resonance imaging in volume estimation of human kidneys in vivo. (external link)
• Gilja, Odd Helge; Hausken, Trygve; Berstad, Arnold (1994). Three-dimensional ultrasonography of the gastric antrum. (external link)
• Thune, N.; Hausken, Trygve; Gilja, O.H. et al. (1994). A practical method for estimating enclosed volumes using 3D ultrasound. (external link)
• Gilja, O.H.; Smievoll, A.I.; Thune, N. et al. (1994). Evaluering av 3D-ultralyd mot MRI : klinisk anvendelse ved funksjonell dyspepsi. (external link)
• Hausken, Trygve; Gilja, OH; Ødegaard, Svein et al. (1994). Effects of glyceryl trinitate on transpyloric flow of a soup meal. (external link)
• Gilja, Odd H.; Thune, Nils; Matre, Knut et al. (1994). Evaluering av 3D ultrasonografi in vitro. (Tilknyttet prosjektet: Pasienter med funksjonell dyspepsi studert v.h.a. 3-dimensjonal ultralyd.). (external link)
• Gilja, Odd Helge; Hausken, Trygve; Ødegaard, Svein et al. (1994). Patients with functional dyspepsia have impaired acommodation of the gastric fundus to a soup meal. (external link)
• Gilja, O. H.; Smievoll, Alf-Inge; Thune, N. et al. (1994). In vivo comparison of 3D ultrasonography and magnetic resonance imaging in volume estimation of abdominal organs. (external link)
• Gilja, Odd Helge; Smievoll, Alf-Inge; Thune, Nils et al. (1994). In Vivo Comparison of 3D Ultrasonography and Magnetic Resonance Imaging in Volume Estimation of Abdominal Organs. (external link)
• Hatlebakk, Jan Gunnar; Nesje, Lars B; Hausken, Trygve et al. (1994). Lansoprazole and amoxicillin oral suspension in the treatment of peptic ulcer disease. (external link)
• Berstad, A.; Weberg, R.; Wilhelmsen, Ingvard et al. (1994). Follow-up on 227 Patients with Peptic Ulcer Disease One Year after Eradication of Helicobacter Pylori. (external link)
• Gilja, OH; Hausken, Trygve; Ødegaard, Svein et al. (1994). Ultrasonography of the proximal stomach in patients with functional dyspepsia. (external link)
• Berstad, A.; Hausken, Trygve (1993). NO-rational treatment of functional dyspepsia. (external link)

Abstract

• Teige, Erica Sande; Hillestad, Eline Margrete Randulff; Steinsvik, Elisabeth Kjelsvik et al. (2022). Bergen Braingut Study: Relations between fecal microbiota profile and its metabolites (short-chain fatty acids) and symptoms in irritable bowel syndrome. (external link)
• El-Salhy, Magdy; Casén, Christina; Valeur, Jørgen et al. (2021). Responses to faecal microbiota transplantation in female and male patients with irritable bowel syndrome. (external link)
• El-Salhy, Magdy; Valeur, Jørgen; Hausken, Trygve et al. (2020). Changes in fecal short-chain fatty acids (SCFA) following fecal microbiota transplantation (FMT) in patients with irritable bowel syndrome (IBS). (external link)
• El-Salhy, Magdy; Kristoffersen, Anja Bråthen; Valeur, Jørgen et al. (2020). Long-term effects of faecal microbiota transplantation (FMT) in patients with irritable bowel syndrome. (external link)
• Steinsvik, Elisabeth Kjelsvik; Valeur, Jørgen; Hausken, Trygve et al. (2018). Psychological factors in patients with functional gastrointestinal disorders: relation to dyspeptic symptoms and gastric dysmotility as measured with ultrasound. (external link)
• Steinsvik, Elisabeth Kjelsvik; Valeur, Jørgen; Hausken, Trygve et al. (2018). Nausea in patients with IBS and functional dyspepsia. (external link)
• Berentsen, Birgitte; Thuen, Camilla; Andersen, Mari Liltvedt et al. (2018). Interdisciplinary self- help intervention for IBS - eHealth and patient education. (external link)
• Mazzawi, Tarek; Lied, Gülen Arslan; Hov, Johannes Espolin Roksund et al. (2018). Effects of faecal microbiota transplantation on gut microenvironment and symptoms in patients with irritable bowel syndrome. (external link)
• Larsen, Trine; Hausken, Trygve; Ystad, Synne Otteraaen et al. (2017). Low FODMAP diet improves symptoms and quality of life in patients with radiation-induced small bowel disease: A pilot study. (external link)
• Mazzawi, Tarek; El-Salhy, Magdy; Lied, Gülen Arslan et al. (2017). Effect of faecal microbiota transplantation on Neurogenin 3, Musahsi 1 and enteroendocrine cells in the duodenum of patients with irritable bowel syndrome. (external link)
• Larsen, Trine; Hausken, Trygve; Ystad, Synne Otteraaen et al. (2017). Low FODMAP diet improves symptoms and quality of life in patients with radiation-induced small bowel disease: A pilot study. (external link)
• Hausken, Trygve; Mazzawi, Tarek; Lied, Gülen Arslan et al. (2017). Effect of faecal microbiota transplantation on the symptoms and gut microbiota in patients with irritable bowel syndrome (IBS). (external link)
• Mazzawi, Tarek; Valeur, Jørgen; Hausken, Trygve et al. (2017). Effect of faecal microbiota transplantation on gut bacterial fermentation products in patients with irritable bowel syndrome. (external link)
• Hustoft, Tonje; Hausken, Trygve; Ystad, Synne Otteraaen et al. (2016). Low FODMAP diet alters symptoms, microbiota, short-chain fatty acids and cytokine profiles in patients with IBS: A randomized controlled trial. (external link)
• Mazzawi, Tarek; Lied, Gülen Arslan; El-Salhy, Magdy et al. (2016). Effect of fecal microbiota transplantation on the symptoms and duodenal enteroendocrine cells in patients with irritable bowel syndrome. (external link)
• Mazzawi, Tarek; Lied, Gülen Arslan; El-Salhy, Magdy et al. (2016). Kinetics of microbial community composition in patients with diarrhea-predominant irritable bowel syndrome following faecal microbiota transplantation. (external link)
• Storlid, Eline Lundekvam; Hausken, Trygve; Lied, Gülen Arslan et al. (2016). The Gastric Accomodation Reflex Studied by Ultrasound, Manometry and Impedancemetry in a Pilot Study. (external link)
• Vara, Ellen Johanne; Valeur, Jørgen; Hausken, Trygve et al. (2016). High levels of serum total IgE-antibodies are not related to intestinal and extra-intestinal symptom severity in irritable bowel syndrome. (external link)
• Gilja, Odd Helge; Sævik, Fredrik Eriksen; Nylund, Kim et al. (2013). GI wall perfusjon one month after start of medication predicts treatment failure in patients with Crohn's disease. (external link)
• Hausken, Trygve; Dizdar, Vernesa; Hanevik, Kurt et al. (2012). Duodenal mucosal lymphocyte subgroups in patients with persisting abdominal symptoms after Giardia lamblia infection. (external link)
• Erchinger, Friedemann; Engjom, Trond; Tjora, Erling et al. (2011). A Short Endoscopic Pancreas Function Test to Diagnose Chronic Pancreatitis. (external link)
• El-Salhy, Magdy; Gundersen, Doris Irene; Østgaard, Hilde K et al. (2011). Low densities of serotonin and peptide YY cells in the colon of patients with irritable bowel syndrome. (external link)
• Lundin, Knut Erik Aslaksen ; Jahnsen, Jørgen; Leganger, Siv et al. (2008). The INSPIRE study: Does stress management intervention improve course of IBD and disease specific quality of life in distressed patients with Ulcerative colitis and Crohn's disease?. (external link)
• Dizdar, Vernesa; Gilja, Odd Helge; Hausken, Trygve (2007). Increased visceral sensitivity in patients with Giardia-induced Post Infectious FGD. Effect of 5HT3 antagonist onclansetron. (external link)
• Skuladottir, Hildur; Hatlebakk, Jan Gunnar; Hausken, Trygve (2007). Postprandial symptoms in healthy subjects improve in the left lateral supine position. (external link)
• Grimstad, Tore; Hausken, Trygve; Berge, Rolf Kristian et al. (2007). Health effects from a regular intake of Atlantic salmon in patients with active ulcerative colitis. (external link)
• Hoff, Dag Arne Lihaug; Gregersen, Hans; Ødegaard, Svein et al. (2005). Development of a multimodal device incorporating laser Doppler flowmetry to study oesophageal pain mechanisms. . (external link)
• Erichsen, Kari; Lied, Gülen Arsland; Olderøy, G et al. (2004). Calprotectin in faeces and gut lavage fluid; relationship to intestinal permeability and disease activity in IBD. (external link)

Book review

• Valeur, Jørgen; Hausken, Trygve; Hatlebakk, Jan Gunnar et al. (2021). Minneord: Arnold Berstad (1940-2020). (external link)

Academic chapter/article/Conference paper

• Steinsvik, Elisabeth Kjelsvik; Hausken, Trygve; Gilja, Odd Helge (2021). Gastric Ultrasound in Functional Gastrointestinal disorders. (external link)
• Mjelde, Anders Batman; Hausken, Trygve; Karlsen, Tom Hemming et al. (2015). Point shear wave elastography of the liver in primary sclerosing cholangitis.. (external link)
• Søvig, Karoline Kjellsdotter; Kotopoulis, Spiros; Nylund, Kim et al. (2015). Volume estimation of the Gallbladder - 2D vs 3D Ultrasound. (external link)
• Steinsvik, Elisabeth K.; Hausken, Trygve; Gilja, Odd Helge (2015). Ultrasound findings in the Ultrasound Meal Accommodation Test.. (external link)
• Hausken, Trygve; Gilja, Odd Helge (2014). Functional ultrasound of the gastrointestinal tract. (external link)
• El-Salhy, Magdy; Gundersen, Doris Irene; Hatlebakk, Jan G et al. (2013). Diet and Irritable Bowel Syndrome, with a Focus on Appetite-Regulating Gut Hormones. (external link)
• Birkeland, Åsmund; Ulvang, Dag Magne; Nylund, Kim et al. (2013). Doppler-based 3D Blood Flow Imaging and Visualization. (external link)
• Saevik, Fredrik; Nylund, Kim; Hausken, Trygve et al. (2013). Perfusion differences and interobserver variation measured with CEUS in patients with Crohn’s disease with fibrosis and inflammation. (external link)
• Helljesen, Linn Emilie Sævil; Nylund, Kim; Hausken, Trygve et al. (2013). Contrast-enhanced ultrasound of focal liver lesions is promising when CT examinations are indeterminate. (external link)
• Hausken, Trygve; Gilja, Odd Helge (2006). Functional Ultrasound of the Gastrointestinal Tract. (external link)
• Hausken, Trygve; Ødegaard, Svein (2005). Gastric Emptying and Duodeno-gastric Reflux Assessed by Duplex Sonography. (external link)
• Folvik, G; Hausken, Trygve (2005). Hydrosonography of the Gastrointestinal Tract. (external link)
• Hausken, Trygve; Gilja, Odd Helge (2001). 3D Ultrasound Imaging: Principles and Clinical applications. (external link)
• Gilja, Odd Helge; Thune, N.; Matre, Knut et al. (1995). In vitro evaluation of three dimensional ultrasonography in volume estimation of organs. (external link)
• Berstad, A.; Hausken, Trygve (1993). Nonulcer dyspepsia: A diagnostic and therapeutic challenge. (external link)
• Hausken, Trygve; Ødegaard, S.; Berstad, A. (1990). Sonographische Undersuchungen der Antroduodenalen Motilitaet. (external link)

Doctoral dissertation

• Jensen, Caroline; Hoff, Dag Arne Lihaug; Lied, Gülen Arslan et al. (2021). Supplementation with cod protein hydrolysate: Intervention studies in healthy adults and adults with metabolic syndrome. (external link)
• Dale, Hanna Fjeldheim; Lied, Gülen Arslan; Hatlebakk, Jan Gunnar et al. (2020). Health effects of supplementation with cod protein hydrolysate: Impact on glucose metabolism and appetite in healthy subjects and gut health in irritable bowel syndrome. (external link)
• Erchinger, Friedemann Georg; Dimcevski, Georg Gjorgji; Gilja, Odd Helge et al. (2018). A short endoscopic Secretin test for the diagnosis of chronic pancreatitis. (external link)
• Hjelland, Ina Elen; Hausken, Trygve; Berstad, Arnold (2007). Lifestyle aspects in functional dyspepsia : influence of relaxation and meals on vagal activity, gastric accommodation and symptoms. (external link)
• Erichsen, Kari; Hausken, Trygve; Berstad, Arnold (2005). Iron therapy in inflammatory bowel disease: effects on oxidative stress and disease activity. (external link)
• Hausken, Trygve (1992). Functional dyspepsia - antral motility and symptoms in response to stress and medical intervention. (external link)

Letter to the editor

• El-Salhy, Magdy; Hausken, Trygve; Hatlebakk, Jan Gunnar (2020). Letter: faecal microbiota transplantation for irritable bowel syndrome—which improvements are required?. (external link)

Masters thesis

• Bøhler, Kristine Høva; Hausken, Trygve; Lied, Gülen Arslan (2019). Effects of oral protein load on energy intake throughout the day, appetite and gastric emptying in healthy older and younger men . (external link)
• Holen, Iselin Schjelle; Hausken, Trygve; Lied, Gülen Arslan (2019). Effects of a guar and whey containing preload on gastric emptying and the glycaemic and blood pressure responses to oral glucose in healthy older subjects . (external link)
• Storlien, Marie Elise Opheim; Hausken, Trygve; Lied, Gülen Arslan et al. (2019). The effect of marine protein hydrolysates on biomarkers related to muscle synthesis and degradation following exhaustive endurance cycling in healthy males. (external link)
• Lillebostad, Peder August Gudmundsen; Lundervold, Arvid; Hausken, Trygve (2019). Exploring the IBS Brain: Resting State Functional Connectivity and Machine Learning. (external link)
• Hausken, Trygve; Lied, Gülen Arslan; Tangvik, Randi Julie et al. (2018). Effect of marine peptide hydrolysate supplementation on ghrelin and insulin-like peptide 5 secretion on appetite related conditions – As tested in recovery following endurance cycling. (external link)
• Larsen, Trine; Lied, Gülen Arslan; Hausken, Trygve (2017). The effect of low FODMAP diet in patients with radiation-induced small bowel disease.. (external link)
• Hustoft, Tonje; Lied, Gülen Arslan; Hausken, Trygve (2016). Low versus high fodmap diet in patients with irritable bowel syndrome. (external link)
• Hanitz, Lina Mari Torheim; Hausken, Trygve; Gudbrandsen, Oddrun Anita et al. (2014). Intestinal permeability in healthy humans receiving NSAID: A pilot study. (external link)
• Jahrn, Benedicte; Vaali, Kirsi Kaarina; Hausken, Trygve et al. (2012). Intestinal cleasing and vegan diet as a novel modality for treatment of irritable bowel syndrome (IBS). (external link)

Museum exhibition

• Jansen, Siri Skretting; Jansen, Øystein James; Helland-Hansen, William et al. (2019). Krystaller - Se de vokser!. (external link)

Popular scientific article

• Larsen, Trine; Hausken, Trygve; Lied, Gülen Arslan (2018). Lav FODMAP-diett for pasienter med stråleskadet tarm. (external link)
• Steinsvik, Elisabeth Kjelsvik; Hausken, Trygve; Gilja, Odd Helge (2016). Funksjonell dyspepsi. (external link)
• Nylund, Kim; Volkmann, Hilde Løland Von; Hausken, Trygve et al. (2015). Oppfølging av Crohn’s sykdom med ultralyd. (external link)
• Valestrand, Eivind Alexander; Hausken, Trygve; Gilja, Odd Helge (2013). Ultrasonografisk funksjonsundersøkelse av gastrointesinalkanalen. (external link)
• Hatlebakk, Jan G; Emken, Birgitte-Elise G; Glazkov, Valerij et al. (2013). Correct use of proton pump inhibitors for gastro-oesophageal reflux disease. (external link)

Programme participation

• Hausken, Trygve (2018). Norske leger behandler tabubelagt folkesykdom med banebrytende metode . (external link)
• Hausken, Trygve (2018). møtte-mage-og-allergieksperter-på-litteraturhuset. (external link)
• Hausken, Trygve (2018). Tåler det ikke. (external link)

Interview Journal

• Hausken, Trygve (2018). Portrettintervju med Trygve Hausken. (external link)

Documentary

• Hausken, Trygve (2018). Blir du lett mett og kvalm med smerter i magen? - KK . (external link)

Interview

• Hausken, Trygve (2018). IBS: Den usynlig sykdommen. (external link)
• Ulveseth, Silje; Valeur, Jørgen; Brelin, Petter et al. (2017). Symptomer på sykdom i magen eller tarmen. (external link)
• Ulveseth, Silje; Valeur, Jørgen; Hausken, Trygve (2017). Hva er normal avføring?. (external link)
• Tunstrøm, Stine; Hausken, Trygve; Valeur, Jørgen (2016). Om "stressmage" (funksjonell dyspepsi). (external link)
• Spilde, Ingrid; Valeur, Jørgen; Hausken, Trygve (2016). Frykter probiotika kan skade. (external link)
• Tvedten, Hilde Marie; Valeur, Jørgen; Goll, Rasmus et al. (2016). En skikkelig drittpakke. (external link)
• Ulveseth, Silje; Hausken, Trygve; Valeur, Jørgen (2015). Forstoppelse: Dette hjelper!. (external link)
• Korneliussen, Rannveig; Valeur, Jørgen; Hausken, Trygve (2015). Magefølelsen. (external link)

Lecture

• Mazzawi, Tarek; Lied, Gülen Arslan; El-Salhy, Magdy et al. (2016). Kinetics of microbial community composition in patients with diarrhea-predominant irritable bowel syndrome following faecal microbiota transplantation. (external link)
• Steinsvik, Elisabeth Kjelsvik; Hausken, Trygve; Gilja, Odd Helge (2016). Gastric Accommodation in IBS assessed by Ultrasound. (external link)

Reader opinion piece

• Robertson, Lucy; Tysnes, Kristoffer; Hanevik, Kurt et al. (2015). Hund som Giardia-kilde i Bergen i 2004 - barking up the wrong tree?. (external link)
• Hanevik, Kurt; Dizdar, Vernesa; Langeland, Nina et al. (2011). Tolerability and effect of mesalazine in postinfectious irritable bowel syndrome. (external link)
• Hausken, Trygve (2009). The role of chromogranin A in irritable bowel syndrome. (external link)
• Gilja, Odd Helge; Hausken, Trygve; Ødegaard, Svein et al. (2005). Gastric accommodation and ultrasonography. (external link)

Academic monograph

• El-Salhy, Magdy; Hatlebakk, Jan G; Hausken, Trygve (2015). Understanding and Controlling the Irritable Bowel. (external link)

Short communication

• Lied, Gülen Arslan; Gilja, Odd Helge; Hausken, Trygve (2014). Har silibinin en plass i behandlingen av leversykdommer?. (external link)
• Hausken, Trygve; Valeur, Jørgen (2012). Stillingsavhengig dyspepsi. (external link)
• Valeur, Jørgen; Hausken, Trygve (2012). Oppblåst mage uten gass. (external link)

Non-fiction book

• El-Salhy, Magdy; Gundersen, Doris Irene; Hatlebakk, Jan G et al. (2012). Irritable Bowel Syndrome: Diagnosis, Pathogenesis and Treatment Options. (external link)

Popular scientific lecture

• Lied, Gülen Arsland; Milde, Anne Marita; Nylund, Kim et al. (2011). A comparison between DSS- and TNBS induced colitis in rats on ultrasonographic intestinal changes: a pilot study. (external link)
• Sunde, I; Hausken, Trygve; Olafsson, Snorri et al. (1999). Rapid soup ingestion in functional dyspepsia. (external link)
• Gilja, Odd Helge; Brekke, P; Hausken, Trygve et al. (1998). Glyceryl trinitrate influences antral meal accomodation in patients with functional dyspepsia. (external link)
• Hausken, Trygve (1995). Den romerske arv i den europeiske kulturutvikling. (external link)

Feature article

• Gilja, Odd Helge; Hausken, Trygve; Ødegaard, Svein et al. (1999). Invited Editorial: Gastric emptying measured by ultrasonography. (external link)
• Ødegaard, Svein; Molin, Sven Olof; Nesje, Lars B et al. (1999). Invited Editorial: Three-dimensional intraluminal sonography in the evaluation of gastrointestinal diseases. (external link)

See a complete overview of publications in Cristin.