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Irritable bowel syndrome

International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2024-01

Irritable bowel syndrome (IBS) is a functional bowel disorder in which abdominal pain or discomfort is associated with defecation or a change in bowel habit, and with features of disordered defecation.

sections/codes in this section (DD91.0-DD91.0)

• Irritable bowel syndrome, constipation predominant  (DD91.00)
• Irritable bowel syndrome, diarrhoea predominant  (DD91.01)
• Irritable bowel syndrome, mixed type  (DD91.02)
• Irritable bowel syndrome, unsubtyped  (DD91.03)
• Irritable bowel syndrome, type unspecified  (DD91.0Z)

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