Ongoing projects

Asgard study; RCT comparing standard Roux-en-Y Gastric bypass and Duodenal switch procedures in patients with BMI 50-60 kg/m2, ten years results.  Collaboration study between Oslo University Hospital and Sahlgrenska University Hospital, Gothenburg Sweden.

VARG study; RCT comparing standard Roux-en-Y Gastric bypass and Distal Roux-en-Y gastric bypass.  Collaboration study between Oslo University Hospital and Vestfold Sentralsykehus, Tønsberg

SASI study; RCT comparing Sleeve gastrectomy and Single-anastomosis sleeve-ileal bypass.  Collaboration study between Oslo University Hospital and Vestfold Sentralsykehus, Tønsberg

Characterization of abdominal pain after standard Roux-en-Y gastric bypass and sleeve gastrectomy.  In collaboration with Voss sykehus.  

Ten-year follow-up after standard Roux-en-Y gastric bypass; general and bone related aspects.  In collaboration with Section of Endocrinology, Oslo University Hospital.

Two-year follow-up after One-anastomosis gastric bypass; general aspects.

Psychologic aspects over 5 years after Bariatric surgery. Collaboration project between Oslo University Hospital and Institute of Psychology, University of Oslo.

Genetic characterization in Morbid Obesity before Bariatric surgery.  Collaboration project between Oslo University Hospital and Akershus University hospital.

Characterization of Eating Disorders in Morbid Obesity before Bariatric surgery. A Masters Degree project. In collaboration with Oslo Met.

Evaluation of Memory function after Bariatric Surgery. In collaboration with Institute of Psychology