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This publication forms part of the WHO guideline entitled WHO consolidated guidelines on tuberculosis. Module 3: diagnosis. Tests for TB infection. It is being made publicly available for transparency purposes and information, in
14 maj 2024 · If the first TB skin test result is negative, a second TB skin test should be done 1 to 3 weeks later. If the second TB skin test result is positive, it is probably a boosted reaction. Based on this second test result, the person should be classified as previously infected.
30 wrz 2022 · The policy includes, for the first-time recommendations on a new class of Mycobacterium tuberculosis antigen-based skin tests (TBSTs) and consolidates all currently existing recommendations for the diagnosis of TB infection, including the traditional tuberculin skin test (TST) and interferon-gamma release assays (IGRAs).
30 wrz 2022 · The WHO consolidated guidelines are accompanied by an operational handbook which provides laboratory personnel, clinicians as well as ministries of health and technical partners detailed guidance on how to implement the WHO evidence-based recommendations on TB infection tests.
20 paź 2020 · We updated a previous review performed by Krutikov et al. to synthesise current evidence on the diagnostic performance of novel skin-based tests for TB infection (TBST) compared to currently available in vitro IGRA tests and TST against a range of pre-defined reference standards. Methods.
The two classes of tests that are currently available – the tuberculin skin test (TST) and interferon-gamma release assays (IGRAs) – are indirect tests for immune sensitization, and they require an immune response to identify people infected with TB.
5 lip 2024 · 1 Altmetric. Metrics. Abstract. Tuberculosis remains a significant global health challenge. Tuberculosis affects millions of individuals worldwide. Early detection of tuberculosis plays a relevant role in the management of treatment of tuberculosis.
