Q033-char group
Congenital hydrocephalus
⇄ Primary-code rule changed vs QĐ4469
Coding rules (TT06)
- ●Avoid — more specific 4-5 char codes exist (see below)
Coding guidance (WHO 2019)
Incl.: hydrocephalus in newborn Excl.: Arnold-Chiari syndrome (Q07.0) hydrocephalus: acquired NOS (G91.-) acquired, of newborn (P91.7) due to congenital toxoplasmosis (P37.1) with spina bifida (Q05.0-Q05.4)