Diagnosis (TB)

Developing Countries with High HIV Prevalence Benefit from PCR

Published in TB and Outbreaks Week, February 10th, 1997

Polymerase chain reaction (PCR) testing can confirm a diagnosis of extrapulmonary tuberculosis (TB) within 24 hours in one-third of cases, even in areas with high HIV co-infection, according to a study conducted in Tanzania by Netherlands researchers.

C. Richter and colleagues also found that mycobacteremia is common in HIV infected Tanzanian patients with extrapulmonary TB ("PCR Detection of Mycobacteremia in Tanzanian Patients with Extrapulmonary TB," European Journal of Clinical Microbiology and Infectious Diseases, 1996;15(10):813-817).

Bacteremia with Mycobacterium tuberculosis occurs in 26 to 42 percent of patients with TB who are...

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Source: TB and Outbreaks Week (1997-02-10)

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