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Heart Attack

Also known as a myocardial infarction is the death of heart muscle from the sudden blockage of a coronary artery by a blood clot. If blood flow is not restored within 20 to 40 minutes, irreversible death of the heart muscle will begin to occur Muscle continues to die for 6-8 hours at which time the heart attack usually is complete The dead heart muscle is replaced by scar tissue

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20000+ Medical & Health Terms for Doctors, students & patients from a medical dictionary. Our experts define difficult medical & health language in easy-to-understand explanations of each and every medical term.

Medical & Health Terms online medical dictionary provides quick & easy access to hard-to-spell and often misspelled medical & health definitions through an extensive alphabetical A- Z listing.

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