›› 2012, Vol. 27 ›› Issue (3): 199-201.

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Diagnostic significance of lipoarabinomannan antigen in pleural fluid for tuberculous pleurisy

  

  1. Department of Clinical Laboratory, Shanghai Pulmonary Hospital, Tongji University, Shanghai 200433, China
  • Received:2012-01-09 Online:2012-03-30 Published:2012-03-16

Abstract: Objective To investigate whether the determination of lipoarabinomannan (LAM) antigen in pleural fluid may be used as an indicator for the diagnosis of tuberculous pleurisy. Methods Double antibody sandwich enzymelinked immunosorbent assay(ELISA) was performed to detect LAM antigen in 96 pleural fluid samples (46 patients with tuberculous pleurisy and 50 patients with nontuberculous pleurisy). Results The positive rate of LAM antigen in pleural fluid with tuberculous pleurisy group was 54%, and the positive rate in pleural fluid with nontuberculous pleurisy was 22%. There was a statistical difference between them(P<0.05). Conclusions LAM antigen could be used as a new indicator for the diagnosis of tuberculous pleurisy.

Key words: Lipoarabinomannan, Pleural fluid, Tuberculous pleurisy