纤维支气管镜(简称纤支镜)检查对痰菌阴性的肺结核诊断价值是肯定的,但支气管冲洗液的常规涂片和培养对隐性肺结核的诊断价值尚难断言。作者对164例临床和放射学检查均不支持肺结核的病人,都用支气管冲洗液进行常规涂片和培养检查结核菌。所有病人在纤支镜检查前痰集菌涂片检查均为阴性,有些病人胸部放射学检查正常,咯血是唯一 Fiberoptic bronchoscopy (bronchoscopy) examination of sputum negative pulmonary tuberculosis diagnostic value is yes, but the conventional bronchial fluid smear and culture of latent tuberculosis diagnosis is difficult to assert. The author of 164 cases of clinical and radiological examinations do not support patients with tuberculosis, bronchial rinse were routine smear and culture check TB. All patients in the bronchoscopy before sputum bacterial smear tests were negative, some patients with normal chest radiography, hemoptysis is the only