Most common agent causing tuberculosis in AIDS patient in tropical countrie is -
In the USA and other Western countries the characteristic pathogen now is M.tuberculosis. REF:ANANTHANARAYAN AND PANIKER'S TEXTBOOK OF MICROBIOLOGY 9TH EDITION PAGE NO-576
Mycobacterium tubercolusis
Mycobacterium intracellulare
Mycobacteriumparvum
Mycobacterium atypical
Virology