An aneurysm is the enlargement of an artery caused by weakness in the arterial wall. Often there are no symptoms, but a ruptured aneurysm can lead to fatal complications.

An aneurysm refers to a weakening of an artery wall that creates a bulge, or distention, of the artery. 

          Reference: By Markus MacGill, Reviewed by Seunggu Han, MD, , consulted on June 29th, 2019

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