Frank Olav Dahler Pettersen

Author information from the last article

Frank Olav Dahler Pettersen er ph.d., spesialist i infeksjonssykdommer og i medisinsk mikrobiologi, overlege ved Oslo universitetssykehus og leder for Regional kompetansetjeneste for import- og tropesykdommer.

Articles by Frank Olav Dahler Pettersen

Multimorbid woman in her sixties with abdominal pain and dark stools

Ingeborg Langåsdalen,
Karl Erik Müller,
Steen Villumsen,
Tore Lier,
Frank Olav Dahler Pettersen

02.02.2026: A woman was admitted to hospital on repeated occasions with various medical issues. The underlying cause turned out to be a potentially life-threatening complication of a disease that is likely to be underdiagnosed in Norway. A woman in her sixties was admitted to hospital as an emergency with...