Myocardial infarction
Overview
Heart attack (myocardial infarction) usually occurs when a blood clot blocks blood flow to the heart. Without blood, tissue loses oxygen and dies. A heart attack is a medical emergency.
Symptoms
Symptoms include tightness or pain in the chest or arms, indigestion, and shortness of breath.
Treatments
Treatment ranges from medications to surgical procedures.
Last Updated Jun 13, 2017
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