气胸可发生于 Marfan 综合征和 Ehlers-Danlos综合征等有结缔组织结构遗传性缺陷的患者。作者研究了一组气胸合并二尖瓣脱垂的病例.资料及方法气胸患者22例,均为男性,中位年龄27(20～44)岁。其中4例(1例鸡胸,3例漏斗胸)有1次以上的气胸发作,1例在哮喘发作时出现 Pneumothorax can occur in Marfan syndrome and Ehlers-Danlos syndrome and other genetic defects in patients with connective tissue defects. The authors studied a group of patients with pneumothorax and mitral valve prolapse.Materials and Methods Twenty-two patients with pneumothorax, both of whom were male, had a median age of 27 (20-44) years. Four of them (one in the chicken breast and three in the funnel chest) had more than one episode of pneumothorax and one developed during an asthma attack