• Determination of lower cut-off levels of adalimumab associated with biochemical remission in Crohn's disease 

      Carlsen, Arne; Omdal, Roald; Karlsen, Lars Normann; Kvaløy, Jan Terje; Aabakken, Lars; Steinsbø, Øyvind; Bolstad, Nils; Warren, David; Lundin, Knut Erik Aslaksen; Grimstad, Tore (Peer reviewed; Journal article, 2020)
      Background and Aim: Adalimumab is administered and dosed using a standardized treatment regimen. Although therapeutic drug monitoring (TDM) may help optimize treatment efficacy, the lower cut‐off concentration of adalimumab ...
    • Diagnostikk og behandling av autoimmun hepatitt 

      Vesterhus, Mette Nåmdal; Wiencke, Kristine; Haukeland, John Willy; Frigstad, Svein Oskar; Karlsen, Lars Normann; Jørgensen, Kristin Kaasen; Folseraas, Trine (Journal article; Peer reviewed, 2021)
      Autoimmun hepatitt er en kronisk leversykdom som ubehandlet kan føre til levercirrhose og leversvikt. Majoriteten av pasientene responderer godt på standard immunsuppressiv behandling, men noen opplever bivirkninger eller ...
    • Histologic healing and factors associated with complete remission following conventional treatment in ulcerative colitis 

      Steinsbø, Øyvind; Carlsen, Arne; Aasprong, Ole Gunnar; Aabakken, Lars; Tvedt-Gundersen, Espen; Bjørkhaug, Steinar Traae; Gjerde, Rune; Karlsen, Lars Normann; Grimstad, Tore Bjørn (Journal article; Peer reviewed, 2022)
      Background: Endoscopic and histological activity scores in ulcerative colitis (UC) are associated with clinical outcomes and have become important targets of clinical trials. However, these endpoints have been scarcely ...
    • Intramural gastric pseudocyst: A case report and a comprehensive literature review 

      Søreide, Jon Arne; Al-Saiddi, Mohammed; Karlsen, Lars Normann (Peer reviewed; Journal article, 2017)
      Rationale: Intramural pseudocyst, although first reported several decades ago, is a rare entity. Scientific knowledge regarding its clinical management is sparse. Patient concerns: We present three cases to show the diverse ...
    • The overriding role of surgery and tumor grade for long-term survival in patients with gastroenteropancreatic neuroendocrine neoplasms: A population-based cohort study 

      Søreide, Jon Arne; Kvaløy, Jan Terje; Lea, Dordi; Sandvik, Oddvar M.; Al-Saiddi, Mohammed; Haslerud, Torjan M.; Garresori, Herish; Karlsen, Lars Normann; Gudlaugsson, Einar; Søreide, Kjetil (Journal article; Peer reviewed, 2021)
      Background Gastroenteropancreatic neuroendocrine neoplasms (GEP-NENs) comprise a heterogeneous disease group. Factors that affect long-term survival remain uncertain. Complete population-representative cohorts with long-term ...