Q07.0 - Arnold-Chiari syndrome Q07 - Other congenital malformations of nervous system Q07.0 - Arnold-Chiari syndrome
Q07.00 - Arnold-Chiari syndrome without spina bifida or hydrocephalus Q07.01 - Arnold-Chiari syndrome with spina bifida Q07.02 - Arnold-Chiari syndrome with hydrocephalus Q07.03 - Arnold-Chiari syndrome with spina bifida and hydrocephalus