[The epidemiological situation with tuberculosis among an urban population of children and adolescents]. / Epidemiologicheskaia situatsiia po tuberkulezu sredi gorodskogo detskogo i podrostkovogo naseleniia.

An epidemiological situation with respect to tuberculosis in 141,200 children and adolescents was studied. 284 children and 52 adolescents were observed in the foci of tuberculous infection. There was an improvement in the epidemiological situation with respect to urban children and adolescents from healthy environment. The epidemiological situation in the foci of tuberculosis remained unfavourable, which was confirmed by the infection risk rate exceeding 7 times that in the healthy areas. Antituberculous prophylaxis in the tuberculosis foci prevented the contact infection within the last 3 years.