ICD-11 MMS 2026-01
Indeterminate colitis Description Indeterminate colitis is a chronic inflammatory disorder of the colon, for which a definitive diagnosis of neither Crohn’s disease or ulcerative colitis can be made.
Index terms Indeterminate colitis Indeterminate colitis inflammatory bowel disease, unclassified Undetermined colitis Show all Hide Exclusions from above levels 01 – Certain infectious or parasitic diseases02 – Neoplasms05 – Endocrine, nutritional or metabolic diseasesShow all Hide 06 – Mental, behavioural or neurodevelopmental disorders18 – Complications of pregnancy, childbirth and the puerperium22 – Injury, poisoning or certain other consequences of external causesSibling codes DD70 – Crohn diseaseDD71 – Ulcerative colitisDD7Y – Other specified inflammatory bowel diseasesDD7Z – Inflammatory bowel diseases, unspecifiedAllowed postcoordination axes Part of: 13 : Diseases of the digestive system
Source World Health Organization (WHO)
International Classification of Diseases, Eleventh Revision (ICD-11), World Health Organization (WHO) 2019/2021, https://icd.who.int/browse11. Licensed under the Creative Commons Attribution-NoDerivatives 3.0 IGO licence (CC BY-ND 3.0 IGO).