Q03.0 is the ICD-10 code for Malformations of aqueduct of Sylvius. It is a four-character subcategory of Q03 (Congenital hydrocephalus), the most specific level in the WHO edition. It belongs to the block Q00–Q07 (Congenital malformations of the nervous system) in Chapter XVII, Congenital malformations, deformations and chromosomal abnormalities.
- Code type
- Subcategory (4 characters)
- Chapter
- XVII · Q00–Q99
- Classification
- WHO ICD-10, 2019 version
What Q03.0 includes
Conditions and terms that are coded here.
- Aqueduct of Sylvius:
- anomaly
- obstruction, congenital
- stenosis
Q03.0 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
Q03.0Misdannelse av aqueductus cerebri
DQ030Misdannelse af aquaeductus cerebri
- DQ030AAtresia aquaeducti cerebri
- DQ030BStenosis congenita aquaeducti cerebri
Q03.0Aivonesteviemärin epämuodostuma
Q03.0Fehlbildungen des Aquaeductus cerebri
Q03.0Malformations de l'aqueduc de Sylvius
Q03.0misvormingen van aquaeductus Sylvii
Q03.0Malformations of aqueduct of Sylvius
Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.
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