最近几年来,我国局部地区相继发生伤寒爆发流行。我省从1983年以来,伤寒发病数一直居高不下,1988年更为突出,严重影响人民健康和经济的顺利发展。从临床观察,伤寒出现两种不同的表现,一是轻症化和不典型趋向,临床医生对此认识不足,以致造成误诊或漏诊。 In recent years, typhoid outbreaks have been prevalent in some areas of our country. Since 1983, the number of typhoid fever in our province has been consistently high, which became even more prominent in 1988, seriously affecting the people’s health and the smooth development of the economy. From the clinical observation, there are two different manifestations of typhoid fever, one is mild and atypical trends, clinicians lack of understanding, resulting in misdiagnosis or missed diagnosis.