近年来随着伤寒病原菌变异,出现了对多种抗菌药物的菌株流行,伤寒的临床表现趋向严重及典型,并发症增多,可累及多系统损害,有些并发症发生于主症之前,掩盖了原发病,易造成误诊、误治,应予重视。本文就近几年来一些文献综合如下。 1 消化道并发症 1.1 肠出血发生率约12％～21％。肠出血发生于伤寒病程第2～42天,平均16天。依出血量和 In recent years, with the variation of pathogenic bacteria in typhoid fever, there have been epidemics of strains of many antibacterial drugs. The clinical manifestations of typhoid fever tend to be serious and typical. Complications increase and can involve multiple system damages. Some complications occur before the main disease and cover up the original Disease, easy to cause misdiagnosis, mistreatment, should be given attention. This article in recent years, some of the literature is summarized as follows. 1 gastrointestinal complications 1.1 The incidence of intestinal bleeding about 12% to 21%. Intestinal bleeding occurred in the first 2 to 42 days of typhoid fever, an average of 16 days. Depending on the amount of bleeding and