Pediatric tuberculosis

Tuberculosis is a chronic infectious disease caused by Mycobacterium tuberculosis. All organs of the body can be involved, but tuberculosis is most common. In the past 30 years, due to the promotion of BCG vaccination and the application of antituberculosis drugs, the prevalence of tuberculosis has improved greatly. However, due to the large population, tuberculosis is still a common disease in China. At present, the two problems of the world tuberculosis epidemic are: (1) Multidrug-resistant tuberculosis infection. (2) The adverse effects of AIDS and TB on infection and incidence