KNOXVILLE, Tenn. — One year after a life-saving surgery, a Knoxville woman is sharing her message about the value of preventive health care .

A coronary calcium scan is a noninvasive imaging test that assesses plaque in coronary arteries and helps predict the risk of future heart attacks. It can also reveal issues beyond the heart. That’s what happened to Rose Ventress after a recent scan.

Just a few hours after that scan, her phone rang.

“That's the first thing that came through my mind is I really don't have time for this,” Ventress remembered.

Ventress said she didn’t realize how serious the situation was until her doctor told her to go to the emergency room.

“The radiologist called me directly after 5 o'clock and said, ‘Hey, are you having trouble breathing?" she recalled. "An

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