BCG attenuated strain of tuberculosis microbe, used as a vaccine. BCG vaccination of newborns per os is on 3-5-7-th or 4-6-8 times day life of 10 mg per reception. Thanks epatajnosti, avirulence and immunogenicity this strain after administration in the body causes the formation of granulomas, which is usually a positive and contributes to the creation of immunity to tuberculosis. Revaccination may be conducted also cutaneous and intra-dermal methods (see Immunization). Cm. also Vaccines.
Beceite in children. When vaccination BCG in children may be complications - beceite; they are marked in any way the introduction of vaccine into the body.
Oral BCG vaccination may be cervical lymphadenitis flowing chronic, often nanaimoin and opened with the subsequent scarring. The origin of lymphadenitis explain hit vaccines through the mucous membrane of the nose and tonsils in regional lymphatic nodes. If the vaccine from a cavity of a nasopharynx during regurgitation is adjudged to be in the auditory tube, can occur BCGotitis. When intra-dermal BCG vaccination complications are manifested in different ways. Mild local reactions in the form of infiltration or papules (up to 15 - 20 mm) with the possibility of ulceration in the center, long weeping, with a weak granulations. The reaction of necrotic character can develop on 1-2 weeks after vaccination. Necrosis are infected with tuberculosis children, wrongly subjected to vaccination. The most severe reaction to the BCG - cold abscesses, ulcers, fistulas at the site of injection, as well as regional lymphadenitis, very sluggish, slow current, without obvious signs of inflammation.

Treatment of bazitov is the local application of 10% ftivazide and hydrocortisone ointment. Abscesses opened. To stimulate granulation recommended balm of shestakovskoe, but only after a thorough cleansing of the wound.