Cardiologists have well - developed ideas for how plaque rupture works *; see the concept of â $ œvulnerable plaque.â $ Cholesterol and inflammatory cells build up in the coronary arteries over several years.
Six years ago, a handful of researchers at Lund University in Sweden started taking an interest in how to make it easier to recognise unstable plaques that in worst case scenarios rupture and cause heart attacks or strokes.