斑疹伤寒是由立克次体所致的急性传染病。由于卫生条件的改善,发病明显减少,有些病例临床表现不典型,易误诊误治。我科1990～1998年共收治108例斑疹伤寒,其中误诊32例,误诊率29.6%,现报道如下。1　临床资料1.1　一般资料　男21例,女11例;年龄:～4岁2例,～8岁3例,～12岁27例;居 Typhus is an acute infectious disease caused by rickettsia. Due to the improvement of sanitary conditions, the incidence significantly reduced, some cases of atypical clinical manifestations, misdiagnosis and mistreatment. A total of 108 cases of typhus were admitted to our department from 1990 to 1998, of which 32 cases were misdiagnosed with a misdiagnosis rate of 29.6%. The report is as follows. 1 Clinical data 1.1 General information 21 males and 11 females; age: 2 cases of ~ 4 years old, 3 cases of ~ 8 years old, 27 cases of ~ 12 years old;