Test Directory

QuantiFERON-TB Gold Plus, Blood

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Updated Test Information:

Test Description
QuantiFERON-TB Gold Plus, Blood
Synonym(s)
QuantiFERON-Tb Gold Plus
Test ID
QFT4
General Information
Useful for:
Indirect test for Mycobacterium tuberculosis infection, to be used in conjunction with risk assessment, radiography, and other medical and diagnostic evaluations
Specimen Type
Whole Blood
Specimen Requirements
Not Specified
Specimen Collection / Processing Instructions
Not Specified - Maintain tubes at room temperature (17°C 27°C) until incubation. Do not refrigerate or freeze. See special collections constructions on Mayo website.
Additional Processing Details
4 mL: 1 mL per tube (4 tubes)
Stability
Refrigerated 28 days
Unacceptable Specimen Conditions
Other Specimen submitted not following kit guidelines
Methodology
Enzyme-Linked Immunosorbent Assay (ELISA)
Estimated TAT
2-4 days
Testing Schedule
Monday-Friday
CPT Code(s)
86481
Reference Range
Negative
Performing Lab
Mayo
LOINC Code(s)
71773-6, 64084-7, 88517-8, 71774-4, 71776-9