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Mitral Valve Prolapse MeSH Descriptor Data 2026


MeSH Heading
Mitral Valve Prolapse
Tree Number(s)
C14.280.484.400.500
Unique ID
D008945
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D008945
Scope Note
Abnormal protrusion or billowing of one or both of the leaflets of MITRAL VALVE into the LEFT ATRIUM during SYSTOLE. This allows the backflow of blood into left atrium leading to MITRAL VALVE INSUFFICIENCY; SYSTOLIC MURMURS; or CARDIAC ARRHYTHMIA.
Entry Term(s)
Click-Murmur Syndrome
Floppy Mitral Valve
Mitral Click-Murmur Syndrome
Mitral Valve Prolapse Syndrome
Prolapsed Mitral Valve
Systolic Click-Murmur Syndrome
NLM Classification #
WG 262
Previous Indexing
Heart Valve Diseases (1967-1978)
Mitral Valve (1966-1978)
Mitral Valve Insufficiency (1966-1978)
Prolapse (1977-1978)
Public MeSH Note
79
History Note
79
Date Introduced
1979/01/01
Last Updated
2012/07/03
Mitral Valve Prolapse Preferred
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