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Troponins I and T

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

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General

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

Common Use:
To assist in evaluating myocardial muscle damage related to disorders such as myocardial infarction.

Specimen:
Serum collected in a gold-, red-, or red/gray-top tube. Plasma collected in a green-top (heparin) tube is also acceptable. Serial sampling is highly recommended. Care must be taken to use the same type of collection container if serial measurements are to be taken.

Normal Findings:
(Method: Enzyme immunoassay)

Troponin IConventional UnitsSI Units (Conventional Units × 1)
 0–30 dLess than 4.8 ng/mLLess than 4.8 mcg/L
 1–3 moLess than 0.4 ng/mLLess than 0.4 mcg/L
 3–6 moLess than 0.3 ng/mLLess than 0.3 mcg/L
 7–12 moLess than 0.2 ng/mLLess than 0.2 mcg/L
 1–18 yrLess than 0.1 ng/mLLess than 0.1 mcg/L
 AdultLess than 0.05 ng/mLLess than 0.05 mcg/L
Troponin TLess than 0.2 ng/mLLess than 0.2 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.

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Citation

Bladh, Mickey Lynn., and Anne M. Van Leeuwen. "Troponins I and T." Davis's Lab & Diagnostic Tests, 7th ed., F.A. Davis Company, 2017. Nursing Central, nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425067/all/Troponins_I_and_T.
Bladh ML, Van Leeuwen AM. Troponins I and T. Davis's Lab & Diagnostic Tests. 7th ed. F.A. Davis Company; 2017. https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425067/all/Troponins_I_and_T. Accessed April 24, 2019.
Bladh, M. L., & Van Leeuwen, A. M. (2017). Troponins I and T. In Davis's Lab & Diagnostic Tests. Available from https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425067/all/Troponins_I_and_T
Bladh ML, Van Leeuwen AM. Troponins I and T [Internet]. In: Davis's Lab & Diagnostic Tests. F.A. Davis Company; 2017. [cited 2019 April 24]. Available from: https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425067/all/Troponins_I_and_T.
* Article titles in AMA citation format should be in sentence-case
TY - ELEC T1 - Troponins I and T ID - 425067 A1 - Bladh,Mickey Lynn, AU - Van Leeuwen,Anne M, BT - Davis's Laboratory & Diagnostic Tests UR - https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425067/all/Troponins_I_and_T PB - F.A. Davis Company ET - 7 DB - Nursing Central DP - Unbound Medicine ER -