ICD-11 classes
13 Diseases of the digestive system
Diseases of large intestine
DB33 — Certain noninfectious colitis or proctitis
ICD-11 DB33 — Certain noninfectious colitis or proctitis
Noninfectious colitis and proctitis is inflammation or tissue defect in the large intestine of non-infectious origin, but not included in inflammatory bowel diseases, including specific type of colitis, colitis due to medication including chemotherapy or radiation therapy side effects; or allergic or systemic disorders.
The diagnosis includes nothing.
It excludes 2 items.
- Inflammatory bowel diseases (DD70-DD7Z)
- Gastroenteritis or colitis of infectious origin (1A00-1A40.Z)
Diagnosis with code DB33 contains 7 clarifying diagnoses:
- DB33.0 — Primary ulcer of colon
- DB33.1 — Microscopic colitis
It contains 4 clarifying diagnoses. - DB33.2 — Allergic or dietetic colitis
It contains 3 clarifying diagnoses. - DB33.3 — Diversion colitis
- DB33.4 — Colitis or proctitis due to external causes
It contains 6 clarifying diagnoses. - DB33.Y — Other specified noninfectious colitis or proctitis
- DB33.Z — Certain noninfectious colitis or proctitis, unspecified