1病例介绍例回，患儿，男，5岁，因阵发性咳嗽，无发热，盗汗、咯血3周，在当地医院就诊查胸片示左肺1：叶结节样浸润阴影，诊断为肺结核，予雷米封、利福平口眼2周，咳嗽无好转遂来我院。当时体检，一般情况可，无中毒貌，呼吸平稳，二肺呼吸音粗，未闻及干湿性罗音，心脏、腹 1 case description back, children, male, 5 years old, due to paroxysmal cough, no fever, night sweats, hemoptysis for 3 weeks, at the local hospital check chest radiograph showed left lung 1: leaf nodular infiltration shadow diagnosis of Pulmonary tuberculosis, to Remy sealed, rifampin mouth for 2 weeks, cough without improvement to our hospital. At that time, physical examination, the general situation can be, no toxic appearance, smooth breathing, coarse lung breath sounds, no smell and wet and dry rales, heart, abdomen