UCLA's Dave can see pros and cons of the approach that was studied.
"This is a very convenient thing for the patient to have everything done on one occasion," he said. "But it could be overtreatment."
Wald, the lead study author, noted that "the initial cost of preventive [angioplasty] is higher, but there would be a reduced cost thereafter because of a reduced need for hospital admission, cardiac investigations and repeat procedures."
Wald reported he was a director of Polypill Ltd, a medication program for prevention of heart attack and stroke.
To learn more about angioplasty, visit the U.S. National Heart, Lung, and Blood Institute.
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