Results The two methods showed higher sensitivity in detecting tuberculosis serothrax.The positive rate was 69.1%and 64.3%respectively but false positive rate of PCR was higher than that of SRID.

• 结果PCR法和SRID法在诊断结核性胸水方面，二者均具较高敏感性，阳性率分别为69.；1%25和64