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The World in Medicine
April 21, 2010

Multidrug-Resistant TB

JAMA. 2010;303(15):1470. doi:10.1001/jama.2010.475

Nearly one-third of the estimated 440 000 individuals worldwide infected with multidrug-resistant tuberculosis (MDR-TB) in 2008 died, said the World Health Organization (WHO) in a report released last month (

According to the report, which is based on data from 114 countries, an estimated 3.6% of all new TB cases globally are MDR-TB, but some regions, especially in parts of the former Soviet Union, report rates 3 to 6 times as high. In the Russian city of Murmansk, 28% of new TB cases were MDR-TB, the highest rate in a region ever reported to the WHO, the report noted. China and India had nearly half of MDR-TB cases worldwide.

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