QuantiFERON-TB Gold (QFT) and Tuberculin Skin Test (TST): Introduction, Differences, and Keynotes
Introduction of QFT) and TST Interferon-Gamma Release Assays (IGRAs) are a newer blood test for tuberculosis that detects TB infection by measuring the release of interferon-gamma (IFN-g) from patient T cells after stimulation of a whole blood sample with highly specific TB antigens. QuantiFERON-TB Gold …