Question

An individual was found positive for IGRA
test but negative for M. tuberculosis sputum
culture test. What does it indicate
a
None
b. Both
C.
Latent tuberculosis
d. Active tuberculosis​

Answer 1

Answer:

Persons with latent TB infection do not feel sick and do not have any symptoms. They are infected with M. tuberculosis, but do not have TB disease. The only sign of TB infection is a positive reaction to the tuberculin skin test or TB blood test.