Q03

Congenital hydrocephalus

Non-billable header

Q03 is a non-billable header code. Use one of the more specific codes below.

Inclusion terms

Includes

  • hydrocephalus in newborn
  • Note: Codes from this chapter are not for use on maternal records

Excludes1

Not coded here — never report together with this code.

  • 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)

Excludes2

Not included here — may be reported together when both conditions exist.

  • inborn errors of metabolism (E70-E88)

More specific codes Q03

  • Q03.0Malformations of aqueduct of SylviusBillable
  • Q03.1Atresia of foramina of Magendie and LuschkaBillable
  • Q03.8Other congenital hydrocephalusBillable
  • Q03.9Congenital hydrocephalus, unspecifiedBillable

Related codes

  • Q00Anencephaly and similar malformationsHeader
  • Q01EncephaloceleHeader
  • Q02MicrocephalyBillable
  • Q04Other congenital malformations of brainHeader
  • Q05Spina bifidaHeader
  • Q06Other congenital malformations of spinal cordHeader
  • Q07Other congenital malformations of nervous systemHeader

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