MA80.1

ICD-11 MMS 2026-01

Dysphasia

Description

A cognitive disorder marked by an impaired ability to comprehend or express language in its written or spoken form. This condition is caused by diseases which affect the language areas of the dominant hemisphere. Clinical features are used to classify the various subtypes of this condition.

Index terms

  • Dysphasia
  • loss of power of expression or comprehension
  • Alalia
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  • Aphemia
  • Semantic dysphasia
  • syntactic difficulties
  • syntactic impairment
  • Dysnomia
  • Global dysphasia
  • Expressive dysphasia

Excludes

  • 6A01 – Developmental speech or language disorders
  • 8E7Y – progressive isolated aphasia

Exclusions from above levels

  • 6A02 – Autism spectrum disorder
  • MA81 – Speech dysfluency
  • 19 – Certain conditions originating in the perinatal period
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  • JA66 – Clinical findings on antenatal screening of mother

Sibling codes

  • MA80.0 – Aphasia
  • MA80.2 – Dysarthria
  • MA80.Y – Other specified speech or language disturbances
  • MA80.Z – Speech or language disturbances, unspecified

Foundation entity

Dysphasia – http://id.who.int/icd/entity/1705858040

Part of: MA80: Speech or language disturbances › 21: Symptoms, signs or clinical findings, not elsewhere classified