Performance of tuberculin skin test compared to QFT-IT to detect latent TB among high-risk contacts in Mexico.

@article{SerranoEscobedo2013PerformanceOT,
  title={Performance of tuberculin skin test compared to QFT-IT to detect latent TB among high-risk contacts in Mexico.},
  author={Carmen Judith Serrano-Escobedo and Jos{\'e} Antonio Enciso-Moreno and Joel Mon{\'a}rrez-Espino},
  journal={Archives of medical research},
  year={2013},
  volume={44 3},
  pages={242-8}
}
BACKGROUND AND AIMS We undertook this study to compare the performance of tuberculin skin test (TST) and QuantiFERON-TB-Gold In-tube assay (QFT-IT) to identify latent TB infection (LTBI) among close contacts of pulmonary TB cases. METHODS A cross-sectional study was conducted in north central Mexico. Thirty nine TB index cases diagnosed between 2008 and 2010 and 123 corresponding close contacts were interviewed regarding their exposure time to the index case prior to TB diagnosis and relevant… CONTINUE READING