MB21.9

ICD-11 MMS 2026-01

Perseveration

Description

Persistent repetition of previously used words, phrases, or details that are not responsive to the demands of the situation.

Index terms

  • Perseveration

Exclusions from above levels

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

Sibling codes

  • MB21.0 – Age-associated cognitive decline
  • MB21.1 – Amnesia
  • MB21.2 – Anosognosia
  • MB21.3 – Confabulation
  • MB21.4 – Disorientation
  • MB21.5 – Distractibility
  • MB21.6 – Impaired abstract thinking
  • MB21.7 – Impaired executive functioning
  • MB21.8 – Impaired judgment
  • MB21.A – Poor concentration
  • MB21.B – Racing thoughts
  • MB21.Y – Other specified symptoms, signs or clinical findings involving cognition
  • MB21.Z – Symptoms, signs or clinical findings involving cognition, unspecified

Foundation entity

Perseveration – http://id.who.int/icd/entity/1965065010

Part of: MB21: Symptoms, signs or clinical findings involving cognition › 21: Symptoms, signs or clinical findings, not elsewhere classified