2024年5月9日 · TB blood tests (interferon-gamma release assay or IGRA) are methods of determining whether a person is infected with TB bacteria. TB blood tests measure the …

γ干扰素释放试验分析技术igra是一种用于结核杆菌感染的体外免疫检测的新方法。 检查结核感染者体内存在特异的效应T淋巴细胞，效应T淋巴细胞再次受到结核抗原刺激时会分泌INF-r。

The Wisconsin Tuberculosis Program recommends an interferon gamma release assay (IGRA) rather than a tuberculin skin test (TST) in individuals 2 years or older. An IGRA provides an …

In the children vaccinated with BCG, the positive rate of IGRA was significantly lower than that of TST (6.7% vs 76.7%). From high to low, the specificities of the five methods were sputum …

SKIN TEST IGRA TEST REQUIREMENTS Requires intradermal administration of antigen into the volar surface of the forearm. Test must be read between 48–72 hours after the intradermal …

2013年5月15日 · The commercially available IGRAs, TSPOT.TB (Oxford Immunotech, Oxford, UK) and QuantiFERON Gold In-Tube (Cellestis, Victoria, Australia), allow detection of TB …

2023年12月19日 · TB blood tests, or interferon-gamma release assays (IGRAs), are used to check for TB infection; they are also used to assist with diagnosis when someone is showing …

Background Interferon gamma release assays (IGRAs) are the first new diagnostic tests for latent tuberculosis (TB) infection (LTBI) since the century-old tuberculin skin test (TST). They are cell …

Who should be tested for TB with the IGRA? The two test types for TB are the TST and IGRA, which are both useful in detecting TB infection in people who are at risk for having TB …

2023年8月14日 · The IGRA is a blood test that looks for the levels of interferon gamma (IFN-g) released by white blood cells as a response to the presence of Mycobacterium tuberculosis, …