MB29.4

ICD-11 MMS 2026-01

Rumination-regurgitation

Description

Rechewing of previously swallowed food that has been brought back to the mouth through regurgitation, which may then be reswallowed or spat out.

Index terms

  • Rumination-regurgitation

Excludes

  • 6B80 – Anorexia Nervosa
  • 6B81 – Bulimia Nervosa
  • 6B85 – Rumination-regurgitation disorder

Exclusions from above levels

  • 19 – Certain conditions originating in the perinatal period
  • JA66 – Clinical findings on antenatal screening of mother

Sibling codes

  • MB29.0 – Avoidant or restrictive eating
  • MB29.1 – Binge eating
  • MB29.2 – Eating of non-nutritive substances
  • MB29.3 – Purging behaviour
  • MB29.Y – Other specified symptoms and signs involving eating and related behaviour
  • MB29.Z – Symptoms and signs involving eating and related behaviour, unspecified

Foundation entity

Rumination-regurgitation – http://id.who.int/icd/entity/292610046

Part of: MB29: Symptoms or signs involving eating and related behaviour › 21: Symptoms, signs or clinical findings, not elsewhere classified