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QuantiFERON

Specimen Collection Type

Whole bl

Specimen Preparation

Unable to test

Stability

Ambient Stability: 7 days
Refrig Stability: Unable
Frozen Stability: Unable

Reported

2-5 days

Methodology

Whole blood interferon-gamma test measuring responses to CD4+ and CD8+ T cell antigens

Lab Department

Core

Testing Location

LCA

Test OR Panel

Test

Misc Instructions

Collect 1 mL whole blood into each of 4 tubes in the QuantiFERON-TB Gold Plus collection kit
The black mark on the side of the tubes indicates the 1 mL fill volume (min: 0.8 mL, max: 1.2 mL)
Total volume required: 4 mL whole blood

At altitudes of 3,350-6,150 feet (most sites): Collect 1 mL whole blood directly into each of the four tubes of the QuantiFERON-TB (High Altitude) Gold Plus In-Tube collection kit
At altitudes below 3,350 or above 6,150 feet: Collect 4 mL whole blood into a syringe. Transfer 1 mL into each of the four tubes in the QuantiFERON-TB (High Altitude) Gold Plus In-Tube collection kit

LOINC

71775-1

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