WebDuring the same period, treatment was initiated in 11 192 cases of MDR- or RR-TB in South Africa (∼10% of the global treatment cohort) and in 628 cases of MDR-TB with additional resistance to fluoroquinolones (FLQ) and second-line injectable drugs (SLI), i.e. extensively drug-resistant tuberculosis (XDR-TB) . Web1. Introduction. Pre-extensively drug resistant tuberculosis (pre-XDR-TB) is a comparatively new term and is defined as TB with resistance to rifampicin (RMP) and isoniazide (INH) with additional resistance to either a FLQ (Fluoroquinolone) or ISL (Injectable second line) agent but not against both these drugs simultaneously [2] .
Evaluation of the Xpert® MTB/XDR and possibilities of …
Webrifampicin and isoniazid) and extensively drug resistant (XDR) tuberculosis (MDR with additional resistance to fluoroquinolones (FQ) and second-line injectable agents (SLI)) has disadvantaged control efforts. ... FLQ 231 58 6 167 0 90.6 100 AMK 228 50 2 176 0 96.2 100 KAN 166 22 4 140 0 84.6 100 CAP 167 21 4 142 0 84.0 100 WebJul 16, 2024 · The test demonstrates sensitivities and specificities of 84% and 100% for FLQ resistance, 86% and 90% for SLIDs and 80% and 96%, respectively, for XDR-TB when performed on isolates [9–10]. Adopting a molecular testing approach to determine TB drug resistance during the early clinical decision process is recommended in international TB … cfo services grant thornton
Direct detection of resistance to fluoroquinolones/SLIDs in sputum ...
WebFeb 17, 2024 · In 2024, amongst half a million new rifampicin-resistant tuberculosis (TB) cases, 78% were multi drug-resistant TB (MDR-TB). Access to rapid and Universal-Drug susceptibility testing (DST) to patients in remote areas is a major challenge to combat drug-resistant TB. To overcome this challenge, we had recently reported the development of … WebFeb 18, 2024 · This assay is intended as a reflex test to detect resistance to isoniazid (INH), fluoroquinolones (FLQ), ethionamide (ETH), and second-line injectable drugs (SLIDs) in unprocessed sputum samples and concentrated sputum sediments which are positive for Mycobacterium tuberculosis The Xpert MTB/XDR assay simultaneously amplifies eight … WebFluoroquinolones (FQ) play an essential role in the treatment and control of multidrug-resistant tuberculosis (MDR-TB). They are also being evaluated as part of newer … byahilo medicine