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General Information:

Web Links:

Mayo Clinic Laboratories

Test Code LAB0204511 Troponin I, Plasma or Serum

Methodology

Chemiluminescent Microparticle Immunoassay

Performing Laboratory

CentraCare Laboratory Services

Specimen Requirements

Specimen Type: Plasma

Container/Tube:

Preferred:Green top (lithium heparin)

Acceptable: Serum (Red Top,Gold/SST), Na Heparin plasma (label specimen appropriately)

Specimen Volume: 1 mL

Minimum Specimen Volume: 0.25 ml

Specimen Transport Temperature

Refrigerated

Reference Values

Normals: 0.00 - ≤ 0.04 ng/mL
Additional interpretive information:

Levels between 0.04 and 0.29 ng/ml are nonspecific and may be encountered in a variety of cardiac conditions such as myocarditis, arrhythmias, congestive heart failure, ischemia, angina, invasive cardiac procedures, and developing or resolving myocardial infection.

Levels above 0.29 ng/mL are usually associated with infarction, although mild elevations above 0.29 ng/mL may be present with non-infarction cardiac abnormalties

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

84484