F80.1
Expressive language disorder
Coding guidance (WHO 2019)
A specific developmental disorder in which the child's ability to use expressive spoken language is markedly below the appropriate level for its mental age, but in which language comprehension is within normal limits. There may or may not be abnormalities in articulation. Developmental dysphasia or aphasia, expressive type Excl.: acquired aphasia with epilepsy [Landau-Kleffner] (F80.3) dysphasia and aphasia: NOS (R47.0) developmental, receptive type (F80.2) elective mutism (F94.0) mental retardation (F70-F79) pervasive developmental disorders (F84.-)
Sibling codes
F80Specific developmental disorders of speech and languageF80.0Specific speech articulation disorderF80.2Receptive language disorderF80.3Acquired aphasia with epilepsy [Landau-Kleffner]F80.8Other developmental disorders of speech and languageF80.9Developmental disorder of speech and language, unspecified