一、伤寒副伤寒带菌者(略称伤寒带菌者)作为传染源的意义于10世纪80—90年代就报道了由健康人体内分离出伤寒杆菌,当时认为是奇说,嗣后经许多学者的观察,证实了伤寒、副伤寒甲、乙的带菌者为该病重要的传染源。伤寒带菌者之所以为重要的传染源,原因有三: 1.带菌者的数量多:根据以往检查各种原因死亡的尸体所得资料,伤寒带菌者占居民的1.4—4％。又与两氏认为居民中慢性带菌者 First, the typhoid and paratyphoid carriers (slightly typhoid carriers) as a source of infection in the 80s and 90s of the 20th century reported from the human body isolated from typhoid bacillus, was considered odd to say, followed by many scholars of observation, Confirmed typhoid, paratyphoid A, B carriers of the disease as an important source of infection. The reason why typhoid carriers are important sources of infection is due to three reasons: 1. The number of carriers: According to the historical data on the death of cadaveric individuals, typhoid carriers account for 1.4-4% of residents. And two and think residents chronic carriers