Author information from the last article
Unger-Vetlesens Institutt
Lovisenberg Diakonale Sykehus
og
Universitetet i Oslo
Jørgen Valeur er spesialist i indremedisin og i fordøyelsessykdommer, overlege og professor.
Articles by Jørgen Valeur
Atrophic pancreas following immunotherapy
- Ida Frivold Glad,
- Katinka Nora Rolstad Arnljot,
- Jan Øyvind Kvaløy,
- Jørgen Valeur
18.05.2026:
The CT image on the left shows an axial cross-sectional image of the abdomen with a normal-appearing pancreas (arrow) in a man in his fifties with malignant melanoma, taken three weeks before initiation of immunotherapy with nivolumab, a monoclonal antibody that blocks the PD-1 receptor. Due to new...
Tore Midtvedt
- Jørgen Valeur,
- Elisabeth (Lissa) Norin,
- Peter Benno,
- Merete Åse Eggesbø,
- Henrik Rasmussen,
- Marius Trøseid,
- Johannes Espolin Roksund Hov
08.01.2026:
Tore Midtvedt died on 2 December 2025 at the age of 91. It is hard to grasp that the grand old man of gut microbiota research, whose work spanned three generations, is now gone. Tore studied medicine in Oslo and Bergen, specialising in medical microbiology. He obtained his doctorate from the...
Gastric mucosa in the rectum
- Jørgen Valeur,
- Camilla Spersrud Haug
29.10.2025:
The endoscopic image (a) shows a 20 mm circular mucosal lesion in the rectum, 15 cm above the anal verge. The lesion was initially interpreted as a polyp and was removed via endoscopic mucosal resection, a technique in which dyed lifting solution is injected into the submucosa to elevate the lesion...
Narrow angle between superior mesenteric artery and aorta
- Jørgen Valeur,
- Andreas Lykke Rickers
07.02.2024:
The CT image shows a sagittal section of the abdomen revealing a narrow angle between the superior mesenteric artery and abdominal aorta, which, along with symptoms and endoscopic findings, led to the diagnosis of superior mesenteric artery syndrome. A woman in her forties with known anorexia...
Arnold Berstad
- Jørgen Valeur,
- Trygve Hausken,
- Jan Gunnar Hatlebakk,
- Gülen Arslan Lied,
- Geir Folvik,
- Kristine Lillestøl Gunnar Nysæter,
- Tore Midtvedt,
- Ingvard Wilhelmsen,
- Lars Birger Nesje,
- Odd Helge Gilja
22.02.2021:
Arnold Berstad died on New Year's Eve 2020. Norway has lost one of its leading gastroenterologists – and perhaps the most curious, innovative and inspiring professional in the field. Arnold was born in Stryn in 1940, and grew up on a farm as the eldest of seven siblings. He attained a cand.med. at...
Artery of Percheron occlusion
- Arnhild Østerås Bøgseth,
- Jelena Zugic Soares,
- Ragnhild Undseth,
- Jørgen Valeur
15.11.2018:
The thalamus is normally supplied with blood on both sides by small branches leading from the ipsilateral posterior communicating artery, as well as P1 and P2 segments of the posterior cerebral artery. The most frequent cause of injury in the thalamus is thrombosis in parts of the posterior cerebral...
A methadone user with anaemia, skeletal pain and altered appearance
- Puneet Kaur,
- Astrid Bergrem*,
- Per Gerlyng,
- Henrik M. Reims,
- Sabine Leh,
- Jørgen Valeur
07.06.2016:
Anaemia is common among substance abusers and is often attributed to poor nutritional status and chronic infections. However, a comprehensive assessment of a methadone user with anaemia, skeletal pain and altered appearance revealed another, probably underdiagnosed cause. A woman in her 20s was...
The microbial community in our bowel – flora or fauna?
- Jørgen Valeur
30.06.2015:
Should the term «intestinal flora» be weeded out of our linguistic garden? Similar to the painting The Garden of Earthly Delights (Figure 1) by Hieronymus Bosch (1450 – 1516), our digestive tract is home to a teeming diversity of life. Bacteria, viruses, fungi and parasites are all part of this...