Kodex

Code

Q03.0

Malformations of aqueduct of Sylvius

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Hierarchy

Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- Q00-Q07 Congenital malformations of the nervous system (Q00-Q07)
  - Q03 Congenital hydrocephalus
    - Q03.0 Malformations of aqueduct of Sylvius
    - Q03.1 Atresia of foramina of Magendie and Luschka
    - Q03.8 Other congenital hydrocephalus
    - Q03.9 Congenital hydrocephalus, unspecified

Notes

Codes from this chapter are not for use on maternal records

Inclusion Terms

Q03.0

Anomaly of aqueduct of Sylvius
Obstruction of aqueduct of Sylvius, congenital
Stenosis of aqueduct of Sylvius

Includes

hydrocephalus in newborn

Excludes 1

Q07.0 Arnold-Chiari syndrome
acquired hydrocephalus (G91.-)
- G91 Hydrocephalus
hydrocephalus due to congenital toxoplasmosis (P37.1)
- P37.1 Congenital toxoplasmosis
hydrocephalus with spina bifida (Q05.0-Q05.4)

Excludes 2

inborn errors of metabolism (E70-E88)
- E70-E88 Metabolic disorders (E70-E88)