Pathology Handbook

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Troponin T

Alternative Names:

TnT

Laboratory:

Clinical Biochemistry

Test Code:

TROPT

Specimen Types:

Blood

Container Types:

SST
Lithium Heparin (with Gel)

Adults Volume or Mass:

5 mL

Minimum/Paediatric Volume or Mass:

1 mL

Collection & Request Instructions:

Retrospective testing :

Sample stable for 24 hrs at 2-8C, 12 mths at -20C, Freeze only once.

Transport Instructions between Sites and/or Laboratories:

Room Temperature

Assay Frequency:

Twice weekly

MBS Rebatable:

Yes

MBS Item No.:

66518

Billing Information:

Also MBS Item No 66519

Additional Notes:

Test is performed on Roche cobas e801 (ECLIA)

Reference Intervals (as of 15/04/26): Male <17 ng/L; Female <9 ng/L

Note: Preferred sample type is Serum.

This assay is only available for Research/Trial purposes.

Standard Troponin assay at Alfred Health is Troponin I only.

If a Troponin T is required for clinical purposes - consult Chemical Pathologist.

Note: Biotin supplementation may cause falsely low results due to interference with the Troponin T assay. If the patient is known to be taking Biotin, interpret results with caution and contact the Chemical Pathologist (03) 90763118 if further discussion is required.