Troponin is a type of protein found in the muscles of your heart. Troponin isn't normally found in the blood. When heart muscles become damaged, troponin is sent into the bloodstream. As heart damage increases, greater amounts of troponin are released in the blood.Sep 9, 2021
What do the results mean?
If your results show normal troponin levels for 12 hours after chest pain has started, it's unlikely that your symptoms were caused by a heart attack.
If even a small level of troponin is found in your blood, it may mean there is some damage to your heart. If high levels of troponin are found in one or more tests over time, it probably means you had a heart attack. Other reasons for higher than normal troponin levels include:
If you have questions about your results, talk to your health care provider.
Learn more about laboratory tests, reference ranges, and understanding results.