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德州地区属于班氏丝虫病中、低度流行区,主要传播媒介为淡色库蚊。1957年重点调查平均微丝蚴率为14％。象皮肿、鞘膜积液及乳糜尿等晚期病人广泛存在。经过多年的普查普治,于1983年卫生部考核确认全区达到基本消灭丝虫病。一、横向监测 (一)人群监测 1986～1991年对禹城、德州市以及河北省的东光县共3个县市、27个村庄,18 176人进行了血检,发现3例微丝蚴阳性者。并对1957年以来查出的微丝蚴阳性者进行了复核,调查44例,其中39例为外地感染,5例为当地陵县人,这5人中1例迁出外地、死亡2例、1例下落不明,另1例为女性患者66岁,经6大滴血镜检微丝蚴为阴性。同时对2 803个流动人员进行了采血镜检,微丝蚴阳性93例,阳性率为3.32％。通过现场观察,输入性传染源未引起当地人群
Texas area belongs to the group of filariasis, low prevalence area, the main media for the light color Culex. In 1957 the key survey of the average microfilaria rate of 14%. Edema, hydrocele and chyluria and other advanced patients are widespread. After years of general survey, in 1983 the Ministry of Health assessment confirmed that the region basically eliminated filariasis. First, the horizontal monitoring (A) monitoring of the population 1986 to 1991 in Yucheng, Dezhou and Hebei Province, Dongguang County, a total of 3 counties, 27 villages, 18 176 people were blood tests and found that three cases of microfilariae Positive person. 44 cases were examined, of which 39 cases were field-infected and 5 cases were local Lingxian people. Among them, 1 out of 5 cases were removed from the field and 2 died, One case of whereabouts was unknown and the other one was a 66-year-old female patient who was negative for 6 major dropsy microscopic filariasis. Blood samples were collected from 2 803 migrants at the same time. 93 cases were positive for microfilariae, the positive rate was 3.32%. Through on-site observation, the source of imported sources of infection did not cause local populations