A nurse who provides weekly care in a homeless shelter has unknowingly inhaled airborne Mycobacterium tuberculosis and has subsequently developed latent tuberculosis infection. Which of the following is true of this nurse?
A) The nurse is likely asymptomatic.
B) The nurse is now immune to more severe tuberculosis infection.
C) The nurse can spread tuberculosis to others.
D) The nurse has active tuberculosis infection.
Ans: A
Feedback:
Latent TB infection is not an active form of TB, and affected individuals are asymptomatic and cannot pass on the disease to others. It does not confer immunity.
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