Yes: The typical term "blocked arteries" implies cholesterol mediated atherosclerosis. People can also have heart attacks from other causes such as coronary artery spasm, from Cocaine use, or from congenital abnormalies of the coronary arteries, .
Answered 6/24/2014
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Yes: Drugs, coronary artery spasm and many other things can cause a heart attack without any blocked arteries.
Answered 3/11/2023
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