site logo ICD-10 Fast

Q04.3 Other reduction deformities of brain

Billable/Specific

Applicable To

  • Absence of part of brain
  • Agenesis of part of brain
  • Agyria
  • Aplasia of part of brain
  • Hydranencephaly
  • Hypoplasia of part of brain
  • Lissencephaly
  • Microgyria
  • Pachygyria

Type 1 Excludes

  • congenital malformations of corpus callosum (Q04.0)