Rare Zebra

Rare disease search prototype built on Orphanet data

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ORPHA:209908

Isolated childhood apraxia of speech

Also called Isolated CAS, Isolated developmental verbal dyspraxia, Pure CAS, Pure childhood apraxia of speech, Speech and language disorder with orofacial dyspraxia, Speech-language disorder type 1

Body system
Neurological diseases
Inheritance pattern
Autosomal dominant
Typical age of onset
Childhood
Estimated prevalence
<1 / 1 000 000 (Worldwide)
Rarity class
<1 / 1 000 000

ORPHA:209908 is classified under "Neurological diseases" in the Orphanet nomenclature.

Common signs

  • Delayed speech and language development
  • Abnormality of speech or vocalization
  • Dysarthria
  • Specific learning disability
  • Poor speech
  • Expressive language delay