Alphabetic Index · main term
Hydrencephalomeningocele (congenital)
Hydrencephalomeningocele (congenital) is a main term in the FY2027 ICD-10-CM Alphabetic Index (Index to Diseases and Injuries). It is a cross-reference: the Index sends you to Encephalocele, which lists Q01.9. Confirm the code in the Tabular List before you report it.