Medical Subject Headings

Last uploaded: January 16, 2025
Id http://purl.bioontology.org/ontology/MESH/D000783
http://purl.bioontology.org/ontology/MESH/D000783
Preferred Name

Aneurysm

Definitions
Localized distended sac affecting only part of the wall of blood vessels. Elongated, spindle-shaped dilation in the wall of blood vessels, usually large ARTERIES with ATHEROSCLEROSIS. Pathological outpouching or sac-like dilatation in the wall of any blood vessel (ARTERIES or VEINS) or the heart (HEART ANEURYSM). It indicates a thin and weakened area in the wall which may later rupture. Aneurysms are classified by location, etiology, or other characteristics.
Synonyms
Saccular Aneurysm
Aneurysms
Aneurysm, Fusiform
Fusiform Aneurysms
Fusiform Aneurysm
Aneurysms, Fusiform
Type http://www.w3.org/2002/07/owl#Class
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