A stent is a small, expandable tube. During a procedure called angioplasty, the stent is inserted into a coronary artery and expanded using a small balloon. A stent is used to open a narrowed or clotted artery.
Last Revised: April 4, 2011
Author: Healthwise Staff
Medical Review: E. Gregory Thompson, MD - Internal Medicine & John M. Miller, MD, FACC - Cardiology, Electrophysiology
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