21Symptoms, signs or clinical findings, not elsewhere classified
Mental or behavioural symptoms, signs or clinical findings
MB24Symptoms or signs involving mood or affect
MB24.6Disturbance of affect
MB24.64
category
Inappropriate affect
Definition Affective expression that is discordant with the content of the person's speech or ideation, or incompatible with the demands of a particular situation.
Also indexed as
Inappropriate affect
Nearby in Disturbance of affect
International Classification of Diseases, Eleventh Revision (ICD-11), World Health Organization (WHO) 2019/2021, https://icd.who.int/browse11. Licensed under Creative Commons Attribution-NoDerivatives 3.0 IGO (CC BY-ND 3.0 IGO).
Release 2026-01.
View this entity in the official WHO ICD-11 browser .
This page reproduces WHO classification content for reference. It is not
medical advice and must not be used to diagnose or treat. For coding
decisions, consult the official release and your national coding guidelines.
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