Blood Testing Laboratory
Quest Diagnostics

Tuberculosis Blood Test

This QuantiFERON TB test detects immune response to tuberculosis bacteria (Mycobacterium tuberculosis) in your body.

1 Biomarkers
$149.00

This QuantiFERON TB test detects immune response to tuberculosis bacteria (Mycobacterium tuberculosis) in your body.

Additional Information

It’s intended for those who have been exposed to TB, have a high risk for contracting TB, or require evidence of a negative TB test result. This is an Interferon-Gamma Release Assay (IGRA) TB blood test that detects the immune system’s response to tuberculosis bacteria (Mycobacterium tuberculosis attack the lungs but can also attack any part of the body (eg, spine, kidneys, brain). Not all TB bacteria infections result in sickness. As a result, two TB-related conditions exist: latent TB infection (LTBI) and TB disease. If not treated properly, TB disease can be fatal. With Quest, you can buy a TB blood test online and get testing at a nearby location – no doctor’s visit required.

Biomarkers Tested (1)

Interferon-Gamma Release Assay (IGRA) (pg/mL)
Measures the cell-mediated immune (CMI) response to T-cells to detect Mycobacterium tuberculosis bacteria. Does not differentiate between latent TB infection and TB disease.

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Test Details

Sample Type
Blood (Venous)
Fasting Required
Not required
Results Time
Contact provider
Price
$149.00 Includes a $6.00 Physician Service Fee. Klarna/Affirm payment options available.
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