1.   The doctors also reported objective scientific evidence of improvement from tests like heart scans, electrocardiograms and special X-rays known as coronary angiograms.

2.   The other patients received a noninvasive heart scan, exercise stress-testing to assess heart function and medications to stabilize the heart.

3.   When his doctor recommended that he undergo a heart scan, Richard Stone was mostly concerned about the calcification of his coronary arteries.

4.   Former Chilean dictator Gen. Augusto Pinochet underwent a heart scan Friday after complaining that he felt weak and tired, a friend said.

5.   Ten years later, they underwent a heart scan to measure calcium deposits in the arteries, which are an indicator of heart disease.