Damage to the heart muscle because of lack of blood supply is called

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Myocardial infarction is the medical term for damage to the heart muscle caused by lack of blood supply, usually due to a blockage in one or more of the coronary arteries. Angina pectoris is chest pain or discomfort that occurs when the heart muscle is not getting enough oxygen-rich blood, but it does not cause permanent damage to the heart. Cardiac arrest is a sudden loss of heart function that can be caused by a variety of factors, including heart attack. Ischemia refers to a decrease in blood flow to an organ or tissue, but it does not necessarily cause damage.

Damage to the Heart Muscle Because of Lack of Blood