TB or not TB? That is the question (and here’s the test that can answer it)

Key message: Xpert® MTB/RIF is a diagnostic test which can quickly detect TB in adults with a high degree of accuracy and without the need for laboratory facilities. It can accurately detect rifampicin resistance in adults thought to have multi-drug resistant TB, allowing treatment to be started quickly. It may be useful, too, as an add-on test after smear microscopy in smear-negative patients.

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