Is your chest pain a heart attack or something else? The Harvard Heart Letter discusses

That dull burning in your chest doesn't seem to be going away, and it feels like it's getting worse. Is it a heart attack or something else? That's a vexing question, one that millions of people and their doctors face each year. It's a problem because chest pain can stem from dozens of conditions besides heart attack, from pancreatitis to pneumonia to panic attack, reports the May 2010 issue of the Harvard Heart Letter.

Doctors use several pieces of information to determine who is, and who isn't, having a heart attack. The most accurate are blood tests for markers that show damage to the heart muscle, such as creatine kinase and cardiac troponin. But since it takes awhile for blood levels of these proteins to get measurably high, the best early methods are an ECG (electrocardiogram) plus the story and description of your chest pain and other symptoms.

The Harvard Heart Letter notes that it is more likely to be a heart attack if you experience

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