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IPCCC ICD-11 Congenital Heart Atlas

You are here: Congenital mitral subvalvar stenosis Congenital anomaly of mitral subvalvar apparatus Congenital anomaly of mitral valve Congenital anomaly of an atrioventricular valve or atrioventricular septum Structural developmental anomaly of heart or great vessels

IPCCC Term Congenital mitral subvalvar stenosis
IPCCC Code 06.02.22
ICD-11 MMS LA87.13
ICD-11 Code 659651858


A congenital cardiac malformation in which there is stenosis (narrowing or stricture of a duct or a canal) of the subvalvar components (chordae tendineae and/or papillary muscles) of the mitral valve. This diagnosis includes mitral stenosis associated with parachute mitral valve, mitral arcade, and hammock mitral valve.


Subvalvar mitral stenosis

STS-EACTS-derived IPCCC term

Mitral valve disease, Mitral stenosis, Congenital, Subvalvar pathology

EPCC-derived IPCCC term

Congenital mitral subvalvar stenosis

ICD-11 MMS code or crossmap

LA87.13*: This Foundation term is not in ICD-11 MMS. To code in MMS, crossmap to higher order term "Congenital anomaly of mitral subvalvar apparatus" with code LA87.13

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"


Congenital anomaly of mitral subvalvar apparatus


Coding Notes


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