Tuberculosis: Skin and Blood Tests
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TST, TB tine test, PPD, Mantoux skin test, QuantiFERON-TB Gold blood test (QFT-G), QuantiFERON-TB Gold In-Tube test (QFT-GIT), T-SPOT.TB test (T-SPOT).
To evaluate for current or past tuberculin infection or exposure.
Whole blood collected in a green-top (LiHep) tube (QuantiFERON-TB Gold and T-SPOT.TB blood tests), whole blood collected in each of three special (nil, antigen, and mitogen) specimen containers (QuantiFERON-TB Gold In-Tube test).
(Method: Intradermal skin test, enzyme-linked immunosorbent assay [ELISA] blood test for QuantiFERON assays, enzyme-linked ImmunoSpot [ELISPOT] for T-SPOT.TB test) Negative.