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IPCCC ICD-11 Congenital Heart Atlas

You are here: Congenital coronary arterial aneurysm Congenital anomaly of coronary artery Structural developmental anomaly of heart or great vessels

IPCCC Term Congenital coronary arterial aneurysm
IPCCC Code 09.46.14
ICD-11 Code 1376805686


A congenital cardiovascular malformation in which there is one or more localized dilation(s) of a coronary vessel.



STS-EACTS-derived IPCCC term

Coronary anomaly, Coronary aneurysm (CAn), Congenital

EPCC-derived IPCCC term

Congenital coronary arterial aneurysm(s)

ICD-11 MMS code or crossmap

LA8C.Y*: This Foundation term is not in ICD-11 MMS. If using MMS to code, crossmap to "Other specified congenital anomaly of coronary artery" with code LA8C.Y

ICD-10 MMS code or crossmap

Q24.5: Malformation of coronary vessels (includes "Congenital coronary (artery) aneurysm")


Congenital anomaly of coronary artery


Coding Notes

Coronary artery aneurysms are usually seen in two forms, saccular (shaped like a sack, with a change in caliber over a very short distance), and fusiform (shaped like a spindle, tapering towards each end), and both may be single or multiple.

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