Gradual arterial occlusion often leads to symptoms like chest pain under exertion, while plaque rupture can cause sudden coronary artery occlusion.

“look this can happen in two ways one tends to be catastrophic and one maybe not as frequently catastrophic the gradual occlusion of the arteries is probably what more often leads people to complain of chest pain under demand you know gosh I was climbing the stairs or I was at the gym and I just felt a tightness in my chest and and you know under normal circumstances I don't feel it or maybe I do feel it but then I take a nitroglycerin Everything grows away we'll talk about why all of that's happening but it's that really frightening scenario where a person in a moment has a complete elusion of a coronary artery when a plaque ruptures”