Prevalence of latent tuberculosis in HIV positive patients: a comparison of tuberculin skin test and IgM antibodies against M.tuberculosis antigens
Background and Objective: Diagnosis of latent tuberculosis infection (LTBI) by tuberculin skin test (TST) is accompaind with limitations.A few documented data exist regarding the performance of serology tests for LTBI diagnosis in HIV infection.The aim of this study was to determine LTBI prevalency and compare TST results and IgM antibodies against