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Test Code CTNI Troponin I

Important Note

The results of this test can be falsely decreased due to the consumption of biotin. Please instruct patients to discontinue the use of vitamins or supplements that contain biotin 12 hours before blood collection

Specimen Information

Obtain specimen using standard phlebotomy techniques.

If taking a suppliment containing Biotin, patients should be instructed to discontinue its use 12 hours before blood collection.

 

Container Specimen Temperature Collect Vol Submit Vol Min Vol Stability
SST Serrum Refrigerate 4.0 mL 1.0 mL 0.6 mL 7 days
Lithium Heparin Plasma Refrigerate 4.0 mL 1.0 mL 0.6 mL 7 days

Reject Due To:

- Moderate or Marked Hemolysis

- Specimen unlabeled or mislabeled

Instrumentation / Method

Ortho Vitros XT 7600 / Immunometric

Test Schedule / Analytical Time / Test Priority

Daily / Same Day / Available STAT

Reference Range

Male and Female:

≤ 0.034 ng/mL

 

Critical Value(s): >0.120 ng/mL

CPT / LOINC / Order Code

Meditech Medent LOINC CPT
CTNIS CTNIS 10839-9 84484