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Lab Test Dictionary

Troponin T, High Sensitivity (hs-TnT) (38685)


Electrochemuluminescence Immunoassay (ECLIA)


Troponin T, high-sensitivity; Cardiac Troponin T; hs-cTnT; Troponin T, hs

Specimen Type


Performing Lab

Quest forwards to Cleveland HeartLab

Epic ID

Other Reference Test

Lab Test Days

Tuesday, Thursday, Saturday

Standard TAT

2 Days

Collection Information

Specimen Required

1-2 mL Blood

Container Type

Light Green (Lithium Heparin PST)

Collection Instructions

Dietary supplements containing biotin may interfere in assays and may skew results to be either falsely high or falsely low. For patients receiving the recommended daily doses of biotin, draw samples at least 8 hours following the last biotin supplementation. For patients on mega-doses of biotin supplements, draw samples at least 72 hours following the last biotin supplementation.

Processing Information - Lab Use Only

Transport Temperature


Specimen Stability

Room Temp=Unacceptable; Refrigerated=7 Days; Frozen=1 Year

Rejection Criteria

Hemolysis; Grossly lipemic; Grossly icteric; Serum

Test Volume Required

1 mL Plasma

Minimum Test Volume

0.5 mL Plasma

CPT Codes