Troponins I and T

Troponins I and T is a topic covered in the Davis's Lab & Diagnostic Tests.

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Synonym/Acronym:
Cardiac troponin, cardiac troponin I (cTnI), cardiac troponin T (cTnT).

Rationale
To assist in evaluating myocardial muscle damage related to disorders such as myocardial infarction (MI).

Patient Preparation
There are no food, fluid, activity, or medication restrictions unless by medical direction.

Normal Findings
Method: Enzyme immunoassay.

Troponin IConventional UnitsSI Units (Conventional Units × 1)
AdultLess than 0.05 ng/mLLess than 0.05 mcg/L
Troponin TLess than 0.01 ng/mLLess than 0.01 mcg/L
Normal values can vary significantly due to differences in test kit reagents and instrumentation. The testing laboratory should be consulted for comparison of results to the corresponding reference range.

Critical Findings and Potential Interventions
N/A

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