Elevated levels of cardiac enzymes (cardiac biomarkers) in the blood are a sign of heart damage, stress or inflammation. Your heart releases these proteins after a heart attack. Your heart may also release cardiac biomarkers when low oxygen levels cause the heart to work harder than usual.
A cardiac enzyme test is a tool used by doctors to determine if someone is having or has already had a heart attack. This test checks for levels of enzymes that are released by the heart muscle when it is injured, such as during a heart attack.
Your heart releases cardiac enzymes (cardiac biomarkers) when there’s heart damage or stress due to low oxygen. Troponin and creatinine phosphokinase (CPK) levels rise after a heart attack.
These symptoms include:
These symptoms include:
- Chest pain.
- Dizziness.
- Nausea.
- Profuse sweating.
- Shortness of breath.
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