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Troponin A Marker of Damage
Chest pain often triggers a troponin test. This cardiac biomarker detects heart muscle injury, but an elevated result does not always mean heart attack. The trend and the full clinical picture determine what it means.
Chest Pain in the ER and What Doctors Are Really Looking For
Chest pain is one of the most common emergency room complaints. Learn how ER doctors evaluate chest pain, rule out life threatening conditions like heart attack and pulmonary embolism, and decide who needs further testing.
Not Just Heartburn, When Chest Pain Is a Heart Attack
A heart attack occurs when a coronary artery suddenly becomes blocked, cutting off blood flow to heart muscle. Learn the symptoms, how it is diagnosed, and why rapid treatment saves lives.