Can high-tech heart scans help prevent heart attacks?
Cardiac CT angiography (CCTA) is gaining ground as a fast, effective way to diagnose coronary artery disease. The noninvasive test uses multiple high-speed x-rays to create three-dimensional views of the blood vessels and structures of the heart. Unlike stress tests, CCTA can detect non-obstructive plaque, which is plaque that blocks less than half of the inner diameter of an artery and is responsible for most heart attacks.
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