13Diseases of the digestive system
Functional gastrointestinal disorders
DD91Irritable bowel syndrome or certain specified functional bowel disorders
DD91.0Irritable bowel syndrome
DD91.02
category
Irritable bowel syndrome, mixed type
Definition This is a bowel pattern subtype of irritable bowel syndrome, characterised by alteration of bowel habits having both diarrhoea and constipation. The subtype having diarrhoea and constipation alternatively often varying over time is also considered as synonymous.
Also indexed as
Alternating bowel habit IBS-M - [Irritable bowel syndrome, mixed type] Irritable bowel syndrome, mixed type
Nearby in Irritable bowel syndrome
International Classification of Diseases, Eleventh Revision (ICD-11), World Health Organization (WHO) 2019/2021, https://icd.who.int/browse11. Licensed under Creative Commons Attribution-NoDerivatives 3.0 IGO (CC BY-ND 3.0 IGO).
Release 2026-01.
View this entity in the official WHO ICD-11 browser .
This page reproduces WHO classification content for reference. It is not
medical advice and must not be used to diagnose or treat. For coding
decisions, consult the official release and your national coding guidelines.
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