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Coronary arteries

   Also found in: Dictionary/thesaurus, Wikipedia, Hutchinson 0.06 sec.
Coronary arteries
The two main arteries that provide blood to the heart. The coronary arteries surround the heart like a crown, coming out of the aorta, arching down over the top of the heart, and dividing into two branches. These are the arteries where coronary artery disease occurs.

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A computerized X-ray image of calcium deposits along a person's coronary arteries can signal whether that individual carries a hidden health risk, a study in the September Radiology suggests.
After the stent is implanted into the coronary arteries for 30 to 45 days, the drug seeps into the coronary artery wall surrounding the device and prevents the accumulation of scar tissue that could reblock the artery.
Clinical trials to date have shown that small amounts of radiation applied to blocked coronary arteries appear to stop cell growth that can cause re-blockages to form in previously treated arteries.
 
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