Hansen and Stock reported a staging system for diverticular disease of the colon.
Description
Stage
Findings
diverticulosis
0
diverticulum gas or contrast filled, intestinal wall not thickened
acute uncomplicated diverticulitis
I
diverticulum gas or contrast filled. intestinal wall thickened
complicated diverticulitis with peridiverticulitis or phlegmonous diverticulitis
IIa
inflammatory reaction in pericolic fatty tissue
complicated diverticulitis with abscess, covered perforation, fistula
IIb
abscess mesocolic, retrocolic or in lower pelvis
complicated diverticulitis with free perforation
IIc
free air, free fluid, intra-peritoneal abscess
chronic recurrent diverticulitis
III
intestinal wall thickened, stenosis, fistula
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Specialty: Gastroenterology, Surgery, general
