By Dr. Mercola
A stent is a wire mesh tube that may be implanted into a coronary artery during a percutaneous coronary intervention (PCI), or angioplasty, procedure. It’s intended to treat a clogged artery, which has reduced blood flow due to a buildup of fatty deposits, or plaque. The blockage can lead to a heart attack, but the stent helps to prevent this by expanding the artery and holding it open, improving blood flow to the heart.
According to the American Heart Association, in over one-third of patients who have an angioplasty without a stent, the artery becomes narrowed again within months, in a …read more
Source: mercola
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