an evolving pattern of human hydatid disease transmission in the united states. | echinococcus granulosus infection was being acquired in the contiguous united states by virginia sharecroppers and small-holders by the turn of the century. the last recorded human infection from that general area was diagnosed in 1947. by 1920 human infections were also being acquired in the lower mississippi valley. apparently, infection in both of these areas was maintained chiefly in swine. by 1940 a third transmission area definitely existed in the central valley of california, with its res ... | 1977 | 329700 |
prevalence of echinococcus granulosus and other cestodes in dogs on the navajo reservation in arizona and new mexico. | fecal specimens from 429 dogs purged with arecoline hydrobromide at 131 rural camps on the navajo reservation in arizona and new mexico were examined for cestodes. echinococcus granulosus was found in feces from 3 dogs at 3 different camps. other cestodes present were taenia hydatigena--45.5%, taenia pisiformis--21.0%, taenia serialis--11.9%, and taenia ovis--1.6%. | 1977 | 879566 |
echinococcosis in arizona and new mexico. survey of hospital records, 1969-1974. | in 1974, seven cases of human echinococcosis were diagnosed in arizona and new mexico. a retrospective survey of arizona and new mexico hospitals obtained data on ten additional cases reported for the 5-year period 1969 through 1973. sixteen cases were diagnosed as echinococcus granulosus infections and one as e. multilocularis infection. the latter infection was in an eskimo from alaska, where e. multilocularis is endemic. all of the 16 e. granulosus cases were probably acquired autochthonously ... | 1976 | 1259090 |
epidemiologic investigation of echinococcosis in american indians living in arizona and new mexico. | ten cases of echinococcosis diagnosed in american indians in arizona and new mexico between 1972 and 1975 were investigated as part of a regional epidemiologic study. patients were visited at home to discover factors associated with local parasite transmission, to detect possible additional cases among family members, and to perform diagnostic tests on dogs. six patients were navajo, 2 zuni, and 2 santo domingo indians. an additional case in a navajo man was detected by serologic testing of pati ... | 1977 | 842773 |