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Each year almost 800,000 Americans have a heart attack. A heart attack happens when blood flow to the heart suddenly becomes blocked. Without the blood coming in, the heart can't get oxygen. If not treated quickly, the heart muscle begins to die. But if you do get quick treatment, you may be able to prevent or limit damage to the heart muscle. That's why it's important to know the symptoms of a... https://medlineplus.gov/heartattack.html
MedlinePlus matched the above topic(s) to ICD-9-CM 410.12. ICD-9-CM stands for the International Classification of Diseases, 9th edition.
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