可传播的

The bloodsucking louse also transmits various commutable diseases such as endemic typhus, trench fever and relapsing fever.

虱吸血还可各种流行病，体虱被认为是流行伤寒、回归热和战壕热主要媒介。

Several distinct rickettsiae (a parasite carried by ticks, fleas, and lice) cause a disease known as typhus in humans.All cause disease with similarities of fever, headache, and rash.

由几种不同发伤寒病原体（可由壁虱，跳蚤，虱子等寄生虫）起疾病被人们称为伤寒。