Seminar on topical issues in the organization of screening studies of the population of Tatarstan Republic was held at Republican Clinical Hospital. The workshop was organized for nursing staff. The chief non-staff specialist in laboratory diagnostics of TR Health Ministry, the head of the clinical diagnostic laboratory Damir T. Sirazitdinov made a presentation on topical issues of the organization of screening studies of socially significant infections in Tatarstan Republic. Nursia Kh. Khafizova, epidemiologist of AIDS Center made a report about epidemiological situation in HIV and emergency situations.