Q03.0 MALFORMATIONS OF AQUEDUCT OF SYLVIUS

Code Information

  • Diagnosis Code: Q03.0
  • Short Description: Malformations of aqueduct of Sylvius
  • Long Description: Malformations of aqueduct of Sylvius
  • Code Version: 2025 ICD-10-CM

The code Q03.0 is VALID for claim submission

Code Classification

Synonyms

  • Aqueduct of Sylvius anomaly
  • Aqueduct of Sylvius anomaly
  • Aqueduct of Sylvius anomaly
  • Aqueduct of Sylvius anomaly
  • Atresia of aqueduct of Sylvius
  • Congenital obstruction of aqueduct of Sylvius
  • Congenital stenosis of aqueduct of Sylvius
  • Congenital stenosis of aqueduct of Sylvius
  • Congenital stenosis of aqueduct of Sylvius
  • Hydrocephalus associated with congenital aqueduct stenosis
  • Hydrocephalus with anomaly of aqueduct of Sylvius
  • Spina bifida with stenosis of aqueduct of Sylvius

References to Index of Diseases and Injuries

The code Q03.0 has the following ICD-10-CM references to the Index of Diseases and Injuries

  • Inclusion Terms:
    • Anomaly of aqueduct of Sylvius
    • Obstruction of aqueduct of Sylvius, congenital
    • Stenosis of aqueduct of Sylvius

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
Q03.0 Right Arrow 742.3 Congenital hydrocephalus
This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code ICD-10 Description
Q03 Congenital hydrocephalus
Q03.1 Atresia of foramina of Magendie and Luschka
Q03.8 Other congenital hydrocephalus
Q03.9 Congenital hydrocephalus, unspecified
This page was last updated on: 10/1/2025
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