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Q03.9

Congenital hydrocephalus, unspecified

Instruction Source: Q03.9

Congenital hydrocephalus, unspecified

Instruction Source: Q03

Congenital hydrocephalus

Excludes 1 (Mutually Exclusive)

  • Arnold-Chiari syndrome, type II (Q07.0-)
  • acquired hydrocephalus (G91.-)
  • hydrocephalus due to congenital toxoplasmosis (P37.1)
  • hydrocephalus with spina bifida (Q05.0-Q05.4)

Inclusion Terms

  • hydrocephalus in newborn
Instruction Source: Q00-Q07

Congenital malformations of the nervous system (Q00-Q07)

Instruction Source: Q00-QA1

Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders

Excludes 2 (Not Included Here)

  • inborn errors of metabolism (E70-E88)

Clinical Notes

  • Codes from this chapter are not for use on maternal records
← View Q03.9 in Tabular List