What do the results mean?Normal troponin levels in the blood are usually so low, they can't be found on most blood tests. 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:Congestive heart failureKidney diseaseBlood clot in your lungsIf you have questions about your results, talk to your health care provider.Learn more about laboratory tests, reference ranges, and understanding results.
