本文报告3例痰结核菌阴性的单纯下叶肺结核和1例播散型肺结核误诊病例,经纤支镜检或刷检后查痰和肺穿刺活检而确诊。病历摘要(见表) 讨论综合性医院常把下叶肺结核误诊为一般细菌性炎症或其它炎症,上述3例为单纯下叶空洞结核,最长者误诊达3个月,最后经纤支镜刷检查到结核菌而确 This paper reports 3 cases of sputum of Mycobacterium tuberculosis negative single tuberculosis and 1 case of disseminated pulmonary tuberculosis misdiagnosed cases, after bronchoscopy or brush examination after sputum aspiration and lung biopsy confirmed. Summary of medical records (see table) Discussion General Hospital often misdiagnosed as a general bacterial inflammation of lower lobe pulmonary tuberculosis or other inflammation, the above three cases of simple lower lobed vacuolar tuberculosis, the longest misdiagnosis of up to 3 months, the last by bronchoscopy brush Check to TB and indeed