肺结核的诊断临床上主要应用Ｘ线检查，病理检查及实验室检查相结合的方法。实验室检查近年来主要应用酶联免疫吸附试验（ＥＬＩＳＡ）和聚合酶链反应（ＰＣＲ）技术。笔者对３６例可疑肺结核及３０例非肺结核患者的支气管肺泡灌洗液（ＢＡＬＦ）进行上述两种方法同时检测其结 The main clinical diagnosis of tuberculosis X-ray examination, pathological examination and laboratory tests combined with the method. Laboratory tests in recent years, the main application of enzyme-linked immunosorbent assay (ELISA) and polymerase chain reaction (PCR) technology. The author of 36 cases of suspicious pulmonary tuberculosis and 30 cases of non-pulmonary tuberculosis in patients with bronchoalveolar lavage fluid (BALF) by the above two methods simultaneously detect the knot