From: Position paper: management of perforated sigmoid diverticulitis
Stage | CT scan findings |
---|---|
IA | Phelogmon with no abscess |
IB | Phlegmon with abscess ≤ 4 cm |
II | Phlegmon with abscess > 4 cm |
III | Purulent pertonitis (no hole in colon) |
IV | Feculent pertonitis (persistent hole in colon) |