Which of the following mycobacteria can cause disease in HIV+ve patient with a CD4 count of 600/ cu.mm?
Ans. is 'a' i.e., M. Tuberculosis . MAC infection occurs when CD4 + T cells counts are < 50/ml, in contrast M. tuberculosis infection develops early in the course with CD4 T cells counts > 300/ml.
M. tuberculosis
MAC
M. chelonei
M. fouitum