QFT-TB Gold Plus (One) (Employee Health Only and Inpatient ONLY) (LABCORP)

Test Code
1230000287


Alias/See Also
LAB200265: QuantiFERON-TB Gold Plus (One) (Employee Health and Inpatient ONLY) | LABCORP EAP: 182913 | QUANTIFERON


CPT Codes
86480x1

Preferred Specimen
LABCORP LAB: HEMOGARD - DK GREEN TOP (LI HEPARIN) (Refrigerated) Min Vol: 6


Instructions
Preferred specimen: 6 mL whole blood collected in dark green-top lithium heparin (with no gel) tube


Transport Temperature
Specimen: Whole blood
Volume: 6 mL
Minimum Volume: 6 mL
Specimen Container: Dark Green-Top lithium Heparin (with no gel) Tube
Specimen Collection: Fill a lithium heparin blood collection tube (minimum volume 6 mL) and gently mix by inverting the tube several times to dissolve the heparin.
Storage Instructions: After collection, the blood can be held at room temperature (17 to 25 degrees Celsius) for up to three hours, and then placed at 2 to 8 degrees Celsius for up to 48 hours. Alternatively, blood can immediately be placed at 2 to 8 degrees Celsius for up to 48 hours. *After refrigeration, the lithium heparin tube MUST equilibrate to room temperature (17 to 25 degrees Celsius) prior to the transfer to QFT-Plus Blood Collection Tubes. *Aliquoted QFT-Plus Blood Collection Tubes should be placed in the 37 degree Celsius incubator within two hours of blood transfer. *NOTE: Total time from blood draw to incubation in QFT-Plus Blood Collection Tubes should NOT exceed 53 hours.
Transport Temperature: Refrigerate


Specimen Stability
Stability: 
            Room Temp:  3 hours
            Refrigerate:  48 hours
            Frozen:         Unacceptable
 


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Cause for Rejection: Whole blood received in any tube type other than lithium heparin; received at room temperature; received greater than 48 hours from time of draw; hemolyzed blood; insufficient blood volume. Under-filled or over-filled tubes; tubes that do not yield sufficient plasma for testing.


Report Available
LABCORP LAB
STAT: 21600 min
Routine: 21600 min
Extended TAT: No TAT min
Timed: 21600 min
Life or Death: 21600 min



Last Updated: August 28, 2025


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.