What Causes Heart Attack After Surgery at Symptom

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What Causes Heart Attack After Surgery. A heart attack occurs when blood cannot get to heart muscles. During a heart attack, tissue in your heart muscle dies due to lack of blood flow through your heart's arteries.

25 New Open Heart Surgery After Heart Attack
25 New Open Heart Surgery After Heart Attack from justinsjournal101.blogspot.com

The blockage is most often a buildup of fat, cholesterol and other substances, which form a plaque in the arteries that feed the heart (coronary arteries). While blood flow can be blocked if the artery spasms and obstructs flow, for example, the majority of heart attacks are caused by blood clots ( thrombosis) that form around ruptured plaques. A less common cause is a severe spasm, or sudden contraction, of a coronary artery that can stop blood flow to the heart muscle.

25 New Open Heart Surgery After Heart Attack

It most often develops several weeks or months after a heart attack, heart surgery, or other trauma to the heart. This usually is due to a. Steroid drugs may cause heart attack after surgery. A heart attack is caused when blood flow through one or more of the heart (coronary) arteries that supply blood to the heart is cut off.