To assess the spread of the Mycobacterium tuberculosis Beijing genotype among patients with multidrug-resistant and extensively resistant tuberculosis in Bulgaria, we genotyped 188 (72%) of 261 microbiologically confirmed resistant isolates obtained during 2007-2011. The estimated prevalence of the Beijing genotype among these patients was 3.2%.
- Antitubercular Agents/pharmacology
- History, 21st Century
- Microbial Sensitivity Tests
- Middle Aged
- Mycobacterium tuberculosis/classification
- Tuberculosis, Multidrug-Resistant/epidemiology