Cardiac-Specific Troponin I and T Test-Reference Range

The cardiac-specific troponin I and T test is a blood test helps to determine if you have had a heart attack or injury to heart muscle and helps to predict the possibility of future heart attacks.

Troponins are proteins that help muscles contract. There are three forms of troponin, including troponins C, I, and T.

The reference ranges are as follows:

  • Cardiac troponin T: less than 0.1 ng/mL.
  • Cardiac troponin I: less than 0.03 ng/mL.

Elevated levels of cardiac troponin T or cardiac troponin I may indicate:

  • Heart attack.
  • Injury to the heart muscle.

Keywords: cTnI__; Troponin; Cardiac-Specific Troponin I and T Test-

* The Content is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition.