Q03.9 Congenital hydrocephalus, unspecified
Instructional Notes:
-
Q03.9
Description: Congenital hydrocephalus, unspecified
↓
-
Q03
Description: Congenital hydrocephalus
Exclude1:
- 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)
Include:
↓
-
Q00-Q07
Description: Congenital malformations of the nervous system (Q00-Q07)
↓
-
Q00-Q99
Description: Congenital malformations, deformations and chromosomal abnormalities
Exclude2:
- inborn errors of metabolism (E70-E88)
Notes:
- Codes from this chapter are not for use on maternal records