Aneurysm

Written by Dr Sheila Strover on March 14, 2025

An aneurysm is a 'blow-out' of a blood vessel at a point of weakness, where it may bulge or even rupture.

A popliteal artery aneurysm may bulge out at the back of the knee, and feel pulsatile. It may be a limb- or even life-threatening knee complication.