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IPCCC ICD-11 Congenital Heart Atlas

You are here: Dysplasia of aortic valve Congenital anomaly of aortic valve Congenital anomaly of a ventriculo-arterial valve or adjacent regions Structural developmental anomaly of heart or great vessels

IPCCC Term Dysplasia of aortic valve
IPCCC Code 09.15.09
ICD-11 Code 185322419


A congenital cardiovascular malformation where the aortic valve leaflets are markedly thickened with restricted mobility, characterized by the presence of myxomatous tissue.


Aortic valve dysplasia, Aortic valvar dysplasia

STS-EACTS-derived IPCCC term

Aortic valve pathology, Aortic valve cusp(s), Dysplastic (mucoid thickening)

EPCC-derived IPCCC term

Dysplasia of aortic valve

ICD-11 MMS code or crossmap

LA8A.2Y*: This Foundation term is not in ICD-11 MMS. If using MMS to code, crossmap to "Other specified congenital anomaly of aortic valve" with code LA8A.2Y

ICD-10 MMS code or crossmap

Q23.8**: This term is not in ICD-10. Crossmap to higher order term: "Other congenital malformations of aortic and mitral valves" with code Q23.8


Congenital anomaly of aortic valve


Coding Notes


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