TROPONIN I

Test Code
LAB747


CPT Codes
84484

Preferred Specimen
Green Top/Gel LiHep


Minimum Volume
2.0 mL


Instructions
Specimen testing must be performed within 2 hours of collection


Transport Temperature
Ambient


Methodology
ECLIA

Setup Schedule
Set Up:Daily Report Available:1 hour


Reference Range
Troponin I <0.302ng/mL


Clinical Significance
A result of <0.300 ng/mL within the first hours of symptoms does not rule out myocardial infarction. If myocardial infarction is still suspected, repeat this test at the appropriate time intervals. Results above >0.300 ng/mL point to myocardial injury, but are not necessarily indicative of an ischemic mechanism.


Performing Laboratory
GBMC Chemistry



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.