Harvard Heart Letter

Heart scans: Why and when you might consider one

Coronary artery calcium tests can reveal early signs of heart disease. But theyíre not appropriate for everyone. A special x-ray scan can show specks of calcium inside the walls of the heartís arteries within a matter of minutes. Known as a coronary artery calcium (CAC) scan, it offers one way to predict a personís future risk of heart disease. …

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