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What is Otitis and osteomyelitis is seen in and explain in detail?
The most serious complication of BCG vaccination is disseminated BCG infection.The most frequent disseminated infection is BCG osteomyelitis (0.01-43 cases per million doses of vaccine administered) which usually occurs 4 months to 2 years after vaccination.Fatal disseminated BCG infection has occurred at a rate of 0.06-1.56 cases per million doses; these deaths occurred primarily among immunocompromised persons.BCG otitis - A form of acute otitis media occasionally observed in infants after oral administration of BCG tuberculosis vaccine.In pus and granulation of the ear in a number of patients detected acid-bacteria vaccine strain BCG. Typically imperceptible onset at normal temperature, the growth of granulation tissue, for lingering, long-term, but beneficial.