Troponin I

Test Code
TROPI


CPT Codes
84484

Preferred Specimen
2.0 mL of whole blood (1.0 mL of serum or plasma)


Minimum Volume
0.6 mL of whole blood (0.3 mL of serum or plasma)


Transport Container
Serum separator (gold top) or for Inpatients/MSTI/ED only lithium heparin (green or mint top), EDTA plasma


Transport Temperature
Refrigerated


Specimen Stability
Room Temperature: 2 hours
Refrigerated: 7 days
Frozen: 4 weeks at -18 C


Methodology
Immunometric

Setup Schedule
Set up daily


Report Available
Inpatient turn around time: Stat 45 minutes, routine 3 hours.  Outpatient testing received by noon will be reported by 4:30 p.m. Specimens received after noon will be reported by the next morning.




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.