ME05.1

ICD-11 MMS 2026-01

Diarrhoea

Description

Diarrhoea is an acute or chronic condition in which there is an increased frequency or decreased consistency of bowel movements, usually with excessive and frequent evacuation of watery faeces. Here diarrhoea other than specifically described elsewhere, such as in motility disorders of intestine or in functional bowel diseases, is described.

Index terms

  • Diarrhoea
  • catarrhal diarrhoea
  • frequent/loose bowel movements
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  • noninfectious diarrhoea
  • overflow diarrhoea
  • watery diarrhoea
  • watery stools

Inclusions

  • frequent/loose bowel movements
  • watery stools

Excludes

  • DD91.2 – Functional diarrhoea
  • http://id.who.int/icd/entity/588616678 – infectious diarrhoea
  • ME0Y – Change in faeces or bowel movements
  • ME24.A4 – Melaena

Exclusions from above levels

  • MD81 – Abdominal or pelvic pain
  • http://id.who.int/icd/entity/260602177 – Symptoms, signs or clinical findings involving the female genital system
  • http://id.who.int/icd/entity/722165552 – Symptoms, signs or clinical findings involving the urinary system
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  • http://id.who.int/icd/entity/788450242 – Symptoms, signs or clinical findings involving the male genital system
  • KA83.1 – gastrointestinal haemorrhage newborn
  • KB87 – Intestinal obstruction of newborn
  • LB13.0 – pylorospasm congenital or infantile
  • 19 – Certain conditions originating in the perinatal period
  • JA66 – Clinical findings on antenatal screening of mother

Foundation children elsewhere

  • KB8C – Noninfectious neonatal diarrhoea

Sibling codes

  • ME05.0 – Constipation
  • ME05.Y – Other specified change in bowel habit
  • ME05.Z – Change in bowel habit, unspecified

Foundation entity

Diarrhoea – http://id.who.int/icd/entity/116759077

Allowed postcoordination axes

Part of: ME05: Change in bowel habit › 21: Symptoms, signs or clinical findings, not elsewhere classified