DB33.42

ICD-11 MMS 2026-01

Radiation proctitis

Description

Radiation proctitis is a rare rectal disease directly induced by pelvic radiotherapy and characterised by rectal bleeding, change in bowel habits, tenesmus and sepsis.

Index terms

  • Radiation proctitis
  • radiation-induced proctitis

Exclusions from above levels

  • http://id.who.int/icd/entity/588616678 – Gastroenteritis or colitis of infectious origin
  • http://id.who.int/icd/entity/598093212 – Inflammatory bowel diseases
  • 01 – Certain infectious or parasitic diseases
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  • 02 – Neoplasms
  • 05 – Endocrine, nutritional or metabolic diseases
  • 06 – Mental, behavioural or neurodevelopmental disorders
  • 18 – Complications of pregnancy, childbirth and the puerperium
  • 22 – Injury, poisoning or certain other consequences of external causes

Sibling codes

  • DB33.40 – Chemical colitis or proctitis
  • DB33.41 – Radiation-induced colitis
  • DB33.43 – Drug-induced colitis
  • DB33.4Y – Other specified colitis or proctitis due to external causes
  • DB33.4Z – Colitis or proctitis due to external causes, unspecified

Foundation entity

Radiation proctitis – http://id.who.int/icd/entity/177305885

Allowed postcoordination axes

Part of: DB33.4: Colitis or proctitis due to external causes › DB33: Certain noninfectious colitis or proctitis › 13: Diseases of the digestive system