RESPIRATORY
OLD TUBERCULOSIS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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TRUE
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False
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Either A or B
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None of the above
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Detailed explanation-1: -The finding that intravenous BCG prevents or substantially limits Mtb infection in highly susceptible rhesus macaques has important implications for vaccine delivery and clinical development, and provides a model for defining immune correlates and mechanisms of vaccine-elicited protection against tuberculosis.
Detailed explanation-2: -BCG vaccination is given as an injection into the left upper arm. The vaccination usually leaves a small scar.
Detailed explanation-3: -Vaccination with BCG may cause a false positive reaction to a TB skin test. A positive reaction to a TB skin test may be due to the BCG vaccine itself or due to infection with TB bacteria.
Detailed explanation-4: -Administration by intradermal route is the only method currently recommended by the WHO for BCG vaccination.