That's changing with the advent of new imaging technology: CT scans, MRI, 3-dimensional echocardiography ... As a diagnostic tool for early heart disease, CTA is a major advance.

Computed tomography -- also known as computed axial tomography, a CT scan, or a CAT scan -- is a tool doctors use to diagnose many types of health problems. Special X-ray equipment creates images ...

Cardiac computed tomography (cardiac CT) includes coronary CT angiography (CTA) as well as using CT technology to assess disease of the cardiac valves, aorta and pericardium. This examination ...

Only about one-fourth of patients with coronary CTA exams suggesting significant blockage or narrowing who subsequently ...