Advances in serology for diagnosing TB in the HIV infected.

Tuberculosis (TB) affects more than half of all untreated HIV infected patients. Its diagnosis is hampered by the low yield of acid-fast bacilli on smear and culture studies. Advances in the serology for the diagnosis of TB in the HIV infected offers the possibility of an early diagnosis and hence, early initiation of antitubercular therapy. This review provides an update on the progress made in the early serological diagnosis of TB in the HIV infected subjects.