伤寒并发自发性气胸罕见,我科最近遇见1例,报告如下。患儿,男,11岁。因发热10天,咳嗽3天,胸闷气急半天,于1986年12月31日入院。入院前10天开始发热,每天体温持续在39～40℃之间。病前无传染病接触史.病后4天来门诊,体检无阳性发现,查血白细胞总数及分类正常,当时诊断“上感”。肌肉注射青霉素3天后,体温不降。患病第7天开始咳嗽,咳痰,加用 Typhoid fever complicated with spontaneous pneumothorax rare, our department recently met in 1 case, the report is as follows. Children, male, 11 years old. Due to fever for 10 days, cough for 3 days, chest tightness for a long time, on December 31, 1986 admission. 10 days before admission to start fever, daily body temperature continued between 39 ~ 40 ℃. No history of infectious disease contact before the disease 4 days after the clinic, no positive physical examination, check the total number of white blood cells and normal classification, was diagnosed “sense.” After 3 days of intramuscular injection of penicillin, body temperature does not drop. The first 7 days of illness cough, sputum, plus use