Diverticulitis Diagnosis

Name: Diverticulitis Diagnosis
Creator: Assoc. Prof. Cengiz Dibekoğlu, MD

Acute phase and afterward

Suspected acute diverticulitis is usually evaluated with contrast-enhanced CT, which shows inflammation, abscess, perforation, or fistula. Colonoscopy is generally deferred in the hot phase and planned after recovery to exclude cancer when indicated.

3D diagram: diverticulitis diagnosis — Diagnosis · CT role · English labels below

Key points

CT role
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Defines segment, abscess size, free air, and complications—guides outpatient vs admission vs drainage.
Laboratory
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White count and CRP support severity; normal values do not exclude early disease.
Colonoscopy timing
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After recovery—especially after complicated attack or no recent quality colonoscopy—to exclude cancer or stricture.
Differential diagnosis
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Colon cancer, IBD, ischemic colitis, UTI, and gynecologic disease can mimic diverticulitis.

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Appointment / info

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This page is for education. It is not medical advice and does not replace a visit with your physician.

Medical editor: Assoc. Prof. Cengiz Dibekoğlu, MD · Last medically reviewed: August 2026 · English patient-education chapter.