Note: all collection tubes should be at room temperature (17 - 27 °C) at the time of draw.
QuantiFERON®-TB gold plus collection kit
Ambient (62 - 80°F) - 12 hours
If you are not approved to process specimens on-site, specimens must reach Allina Health Laboratory within 12 hours of collection.
Chemiluminescence immunoassay (CLIA)
Negative
The performance of QuantiFERON®-TB gold plus has not been evaluated in specimens from:
Indeterminate results are uncommon and may be related to the status of the immune system of the patient. An indeterminate result may also be related to technical factors (e.g., inappropriate storage or handling of the blood collection tubes). Physicians may choose to redraw a specimen or perform other procedures as appropriate.