Atherosclerotic Plaque Deposits (IMAGE) Intermountain Medical Center Caption Researchers are revisiting their views on the relative dangers soft and hard atherosclerotic plaque deposits pose to heart health. Findings of a new study by researchers at the Intermountain Medical Center Heart Institute may be a "game-changer" for determining who's at risk of a heart attack, they say. Credit Intermountain Medical Center Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.