aneurysm
UK: ˈænjərɪzəm | US: ˈænjəˌrɪzəm
n. a localized, abnormal dilation of a blood vessel, usually an artery, due to a weakened vessel wall
The term aneurysm originates from Greek aneurysma, combining ana- (up/throughout) and eurys (wide). It literally describes a "widening up" or dilation of a blood vessel. The medical usage reflects the physical expansion of the vessel wall, often leading to life-threatening rupture. The Greek roots highlight the condition’s structural nature, preserved in modern medical terminology.
The patient was rushed to surgery after a cerebral aneurysm was detected.
A ruptured aortic aneurysm requires immediate medical intervention.
Smoking increases the risk of developing an abdominal aneurysm.
The doctor monitored the small aneurysm with regular imaging scans.
Genetic factors can predispose individuals to vascular aneurysms.