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Ask the doctor: Do stents wear out and need to be replaced?

March 09, 2014

Ask the doctor

Do stents wear out and need to be replaced?

Q Almost 10 years ago, I had a stent implanted to prop open my blocked left anterior descending artery. At the time, my doctor told me, “This should hold you for five years or so.” Are stents like cars, requiring periodic trade-ins? I haven’t had any problems so far.

A Three main arteries course along the outside of the heart and supply the heart muscle with blood. The left anterior descending artery is the most important of these because it nourishes nearly half of the heart muscle.

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