Interferon gamma levels in pleural fluid for the diagnosis of tuberculosis.

  title={Interferon gamma levels in pleural fluid for the diagnosis of tuberculosis.},
  author={Victoria Villena and Angel L{\'o}pez-Encuentra and Francisco Pozo and Jose Mar{\'i}a Echave-Sustaeta and Blanca Ortu{\~n}o-de-Solo and Juana Estenoz-Alfaro and Pedro Mart{\'i}n-Escribano},
  journal={The American journal of medicine},
  volume={115 5},
PURPOSE To assess the utility of interferon gamma levels, including identification of the best cutoff for the diagnosis of tuberculosis. METHODS We prospectively studied consecutive patients in a tertiary care, university-affiliated hospital who had pleural effusions. Interferon gamma levels were measured blindly by radioimmunoassay. The diagnosis of tuberculosis was established using prespecified standard criteria. RESULTS Of the 595 patients with pleural effusions, 82 patients (14%) had… CONTINUE READING
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