Coronary CTA a cost-effective alternative to cardiac catheterization for the evaluation of CAD, study suggests

ScienceDaily (Apr. 21, 2010) — According to a study conducted at Thomas Jefferson University (TJU), non-invasive coronary computed tomography angiography (CTA) is a cost-effective alternative to invasive cardiac catheterization in the care of patients who have positive stress test results but a less than 50 percent chance of actually having significant coronary artery disease (CAD).

The study will be published in the May issue of the American Journal of Roentgenology. CAD is a narrowing of the blood vessels that supply blood and oxygen to the heart. If left untreated, it can lead to a heart attack.

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