Changes in the Gastrointestinal Microbiota Induced by Proton Pump Inhibitors—A Review of Findings from Experimental Trials

by Reidar Fossmark, Maya Olaisen
Published 2024-05-01

Inflammation and Digestive Cancer

by Helge Waldum, Reidar Fossmark
Published 2023-08-01

Gastritis, Gastric Polyps and Gastric Cancer

by Helge Waldum, Reidar Fossmark
Published 2021-06-01

Types of Gastric Carcinomas

by Helge L. Waldum, Reidar Fossmark
Published 2018-12-01

Is empiric proton pump inhibition in patients with symptoms of extraesophageal gastroesophageal reflux justified?

by Reidar Fossmark, Eivind Ness-Jensen, Øystein Sørdal
Published 2023-09-01

Do Gastric Signet Ring Cell Carcinomas and ECL-Cell Neuroendocrine Tumours Have a Common Origin?

by Reidar Fossmark, Rune Johannessen, Gunnar Qvigstad, Patricia Mjønes
Published 2022-03-01

Adverse Effects of Proton Pump Inhibitors—Evidence and Plausibility

by Reidar Fossmark, Tom C. Martinsen, Helge L. Waldum
Published 2019-10-01

Gastric Cancers Missed at Upper Endoscopy in Central Norway 2007 to 2016—A Population-Based Study

by Marianne Beck, Erling A. Bringeland, Gunnar Qvigstad, Reidar Fossmark
Published 2021-11-01

Gastric Carcinomas Localized to the Cardia

by Karin E. Bakkelund, Ivar S. Nordrum, Reidar Fossmark, Helge L. Waldum
Published 2012-01-01

Factors associated with the persistence of oral 5-aminosalicylic acid monotherapy in ulcerative colitis: a nationwide Norwegian cohort study

by Reidar Fossmark, Maya Olaisen, Tom Christian Martinsen, Hans Olav Melberg
Published 2021-06-01

Animal Models to Study the Role of Long-Term Hypergastrinemia in Gastric Carcinogenesis

by Reidar Fossmark, Gunnar Qvigstad, Tom Chr. Martinsen, Øyvind Hauso, Helge L. Waldum
Published 2011-01-01

Symptomatic Primary (AL) Amyloidosis of the Stomach and Duodenum

by Reidar Fossmark, Espen Skarsvåg, Harald Aarset, Henrik Hjorth-Hansen, Helge L. Waldum
Published 2013-01-01

Survival and Disease Recurrence in Patients with Duodenal Neuroendocrine Tumours—A Single Centre Cohort

by Oddry Folkestad, Hans H. Wasmuth, Patricia Mjønes, Reidun Fougner, Øyvind Hauso, Reidar Fossmark
Published 2021-08-01

Survival Trends in Patients with Small Intestinal Neuroendocrine Tumours—A Cohort Study in Central Norway

by Oddry Folkestad, Øyvind Hauso, Patricia Mjønes, Reidun Fougner, Hans H. Wasmuth, Reidar Fossmark
Published 2023-06-01

Do patients with gastroesophageal reflux disease exhibit compromised bone quality prior to proton pump inhibitor therapy?

by Kristin M. Aasarød, Mats P. Mosti, Malin T. Finstad, Astrid K. Stunes, Reidar Fossmark, Unni Syversen
Published 2021-06-01

Epstein–Barr Virus and Clinico-Endoscopic Characteristics of Gastric Remnant Cancers Compared to Proximal Non-Remnant Cancers: A Population-Based Study

by Erling A. Bringeland, Christina Våge, Ann A. S. Ubøe, Alina D. Sandø, Patricia Mjønes, Reidar Fossmark
Published 2024-05-01

Skeletal Effects of the Saturated 3-Thia Fatty Acid Tetradecylthioacetic Acid in Rats

by Astrid Kamilla Stunes, Irene Westbroek, Reidar Fossmark, Rolf Kristian Berge, Janne Elin Reseland, Unni Syversen
Published 2011-01-01

Early Gastric Cancers in Central Norway 2001 to 2016—A Population-Based Study

by Camilla J. Kvamme, Thomas L. Stillingen, Alina D. Sandø, Patricia Mjønes, Erling A. Bringeland, Reidar Fossmark
Published 2024-03-01

Not only stem cells, but also mature cells, particularly neuroendocrine cells, may develop into tumours: time for a paradigm shift

by Helge L. Waldum, Kjell Öberg, Øystein F. Sørdal, Arne K. Sandvik, Bjørn I. Gustafsson, Patricia Mjønes, Reidar Fossmark
Published 2018-05-01

Gastric Corpus Mucosal Hyperplasia and Neuroendocrine Cell Hyperplasia, but not Spasmolytic Polypeptide-Expressing Metaplasia, Is Prevented by a Gastrin Receptor Antagonist in H<su...

by Kristin Matre Aasarød, Helge Lyder Waldum, Astrid Kamilla Stunes, Arne Kristian Sandvik, Arnar Flatberg, Patricia Mjønes, Unni Syversen, Ingunn Bakke, Reidar Fossmark
Published 2020-01-01