①目的探讨艾滋病并发细菌性肺炎的胸部Ｘ线表现。②方法对１６例非州成人艾滋病合并细菌性肺炎病人的胸部Ｘ线照片及有关临床资料进行回顾性分析。③结果１０例呈大叶性肺炎Ｘ线表现，６例为支气管肺炎Ｘ线表现。其中３例出现空洞，８例肺门增大，２例胸腔积液。６例接受治疗的病人中，５例复查胸片病变好转。④结论艾滋病合并细菌性肺炎Ｘ线表现为大叶性肺炎和支气管肺炎。 ① Objective To investigate the chest X-ray manifestations of AIDS complicated with bacterial pneumonia. Methods A retrospective analysis was performed on chest radiographs and clinical data of 16 cases of non-state adult AIDS patients with bacterial pneumonia. ③ Results 10 cases were lobular pneumonia X-ray findings, 6 cases of bronchial pneumonia X-ray findings. Among them, 3 cases showed empty, 8 cases of hilar enlargement, 2 cases of pleural effusion. Of the 6 patients who received treatment, 5 had better chest radiographs. ④ Conclusion X-ray manifestation of AIDS with bacterial pneumonia is lobar pneumonia and bronchial pneumonia.