斑疹伤寒以鼠蚤为传播媒介，立克次体所致的急性传染病。表现为发热，热型为稽留热，也可为弛张热，伴有头疼、食欲不振、皮疹、肝脾肿大等，还有支气管肺炎、心肌炎、中耳炎等并发症。由于卫生条件的改善，发病较前明显减少，且有些临床表现不典型，临床上容易误诊误治。为了 Typhus Typhimurium as a vector, Rickettsia caused by acute infectious diseases. The performance of fever, hot type for the retention of heat, but also for the remission fever, accompanied by headache, loss of appetite, rash, hepatosplenomegaly, as well as bronchial pneumonia, myocarditis, otitis media and other complications. Due to the improvement of sanitary conditions, the incidence was significantly reduced compared with the previous, and some clinical manifestations are not typical, clinically easy to misdiagnosis. in order to