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Scholars Journal of Applied Medical Sciences | Volume-4 | Issue-06
Flash Diagnostic Tool for MDR TB in HIV Era
S. Rajeshwar Rao, S. Pavani, G. Sasikala
Published: June 30, 2016 |
172
164
DOI: 10.36347/sjams.2016.v04i06.079
Pages: 2252-2255
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Abstract
Tuberculosis (TB) is one of the commonest opportunistic infection and the leading cause of death in HIV
patients in developing countries. HIV infection is a well recognised risk factor for both activation of initial infection and
reactivation of latent infection. This study was done to find out the co-prevalence and the trend of HIV infection among
tuberculosis patients and to determine the prevalence of MDR Tuberculosis in HIV positive patients using Xpert
MTB/RIF assay (Cepheid, Sunnyvale, CA, United States).The sputum samples are received from patients attending
ICTC clinic at Osmania General Hospital, Hyderabad. Sputum specimen was processed for TB detection by Cartridge
Based Nucleic Acid Amplification testing (CB-NAAT) using Xpert MTB/RiF assay technology. A total of 125 HIV
patients were in the study. Out of these patients 20 MTB cases were detected. Of these 20 cases 18(90%) cases were
sensitive to Rifampicin (RIF) and 2(10%) cases were showing resistance to Rifampicin (RIF) drug. Co-existence of HIV
and tuberculosis is high and there is high Prevalence of MDR tuberculosis in HIV patients. The Gene Xpert MTB/RIF
assay is a novel integrated diagnostic device that performs sample processing and real-time PCR analysis in a single
hands-free step for the diagnosis of tuberculosis and rapid detection of RIF resistance in clinical specimens.