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Troponin I (cTNL)

Normal: There is a wide range of normal values among varying institutions and texts with regard to Troponin I. It is essential to verify institutional norms. less than 0.035 ng/mL

Indications
 Evaluating damage to heart muscle
 Diagnose a Myocardial Infarction (MI)

Description:
Troponins are proteins that initiate contraction of muscle fibers. Troponin I (cTNL) is specific to heart muscle. Troponin levels stay elevated for a week after muscle damage before returning to normal.

What would cause increased levels?
 Heart damage
 Myocardial Infarction (MI)

What would cause decreased levels?
 N/A

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