Pathology Handbook

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Troponin I

Alternative Names:

TnI

Laboratory:

Clinical Biochemistry

Test Code:

TROPONIN

Specimen Types:

Blood

Container Types:

Lithium Heparin (with Gel)
SST

Adults Volume or Mass:

5 mL

Minimum/Paediatric Volume or Mass:

1 mL

Collection & Request Instructions:

Retrospective testing within 7 days

Transport Instructions between Sites and/or Laboratories:

Room Temperature

Assay Frequency:

24/7

MBS Rebatable:

Yes

MBS Item No.:

66518

Billing Information:

Also MBS Item No 66519

Additional Notes:

Reference Intervals: Males < 26 ng/L
Females < 16 ng/L

Elevated levels associated with cardiac disease are an independent predictor of mortality.

A persistent elevation of Troponin I which is not consistent with the clinical picture can be due to heterophile antibodies interference. Please contact the laboratory for further tests to exclude this interference.