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Heart Aneurysm MeSH Descriptor Data 2026


MeSH Heading
Heart Aneurysm
Tree Number(s)
C14.280.358
C14.907.055.608
Unique ID
D006322
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D006322
Annotation
myocardium only: CORONARY ANEURYSM is also available
Scope Note
A localized bulging or dilatation in the muscle wall of a heart (MYOCARDIUM), usually in the LEFT VENTRICLE. Blood-filled aneurysms are dangerous because they may burst. Fibrous aneurysms interfere with the heart function through the loss of contractility. True aneurysm is bound by the vessel wall or cardiac wall. False aneurysms are HEMATOMA caused by myocardial rupture.
Entry Term(s)
Cardiac Aneurysm
NLM Classification #
WG 300
See Also
Coronary Aneurysm
Date Introduced
1966/01/01
Last Updated
2007/07/09
Heart Aneurysm Preferred
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