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→About Stents
: A [[surgery]] can be performed to put the [[stent]] into a narrow [[Blood Vessel|blood vessel]] and expand the [[diameter]] of the [[stent]] to widen the passage for [[blood]].
: [[Stent]]s are usually used for people with [[Coronary Heart Disease]] where there [[Coronary Arteries]] have become blocked by [[Cholesterol Plaque]]s.
: If a [[stent]] is not used when it is needed then a [[Coronary Artery]] can become blocked and starve the [[Heart Muscle|heart muscles]] [[muscle]]s of [[oxygen]], causing a [[Cardiac Arrest|heart attack]].