DD91.Y

ICD-11 MMS 2026-01

Other specified irritable bowel syndrome or functional bowel disorders

Exclusions from above levels

  • 6B23 – Hypochondriasis
  • 6C20 – Bodily distress disorder
  • 21 – Symptoms, signs or clinical findings, not elsewhere classified
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  • 01 – Certain infectious or parasitic diseases
  • 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

  • DD91.0 – Irritable bowel syndrome
  • DD91.1 – Functional constipation
  • DD91.2 – Functional diarrhoea
  • DD91.3 – Functional bloating
  • DD91.4 – Functional abdominal pain syndrome
  • DD91.Z – Irritable bowel syndrome or functional bowel disorders, unspecified

Foundation entity

Irritable bowel syndrome or certain specified functional bowel disorders – http://id.who.int/icd/entity/530888618

Allowed postcoordination axes

Part of: DD91: Irritable bowel syndrome or certain specified functional bowel disorders › 13: Diseases of the digestive system