20Developmental anomalies Structural developmental anomalies primarily affecting one body system Structural developmental anomalies of the circulatory system Structural developmental anomaly of heart or great vessels LA87Congenital anomaly of an atrioventricular valve or atrioventricular septum LA87.1Congenital anomaly of mitral valve
LA87.12
category
Dysplasia of mitral valve
Definition A congenital cardiac malformation that includes any structural abnormality of the mitral valvar leaflet(s), commonly consisting of leaflet thickening and restricted mobility.
Also indexed as
Dysplasia of mitral valve Mucoid thickening of mitral valve dysplastic mitral valve mitral valve dysplasia
Nearby in Congenital anomaly of mitral valve
International Classification of Diseases, Eleventh Revision (ICD-11), World Health Organization (WHO) 2019/2021, https://icd.who.int/browse11. Licensed under Creative Commons Attribution-NoDerivatives 3.0 IGO (CC BY-ND 3.0 IGO).
Release 2026-01.
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This page reproduces WHO classification content for reference. It is not
medical advice and must not be used to diagnose or treat. For coding
decisions, consult the official release and your national coding guidelines.
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