Q03 Congenital hydrocephalus

Non-billable header with 4 child codes.

Includes

• hydrocephalus in newborn

Excludes1 (never code together)

• 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)

Applies from Q03 Congenital hydrocephalus

Includes

• hydrocephalus in newborn

Excludes1 (never code together)

• 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)

Codes under Q03

• 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

Code annotations containing back-references to Q03

Back-references to Q03

• Type 1 Excludes: G91 Hydrocephalus ("congenital hydrocephalus (Q03.-)")
• Type 1 Excludes: Q75 Other congenital malformations of skull and face bones ("hydrocephalus (Q03.-)")

Back-references to Q03

• Type 1 Excludes: G91 Hydrocephalus ("congenital hydrocephalus (Q03.-)")
• Type 1 Excludes: Q75 Other congenital malformations of skull and face bones ("hydrocephalus (Q03.-)")

Nearby codes

• Q03 Congenital hydrocephalus (this code)
• 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