New metacercariae of the genus Tylodelphys (Trematoda, Diplostomatidae) in lacustrine populations of Galaxias maculatus (Teleostei, Galaxiidae)
Quaggiotto, E.A.; Valverde, F.
Boletin Chileno de Parasitologia 47(1-2): 19-24
1992
ISSN/ISBN: 0365-9402 PMID: 1306988 Document Number: 400979
Beginning with the register of human hydatidosis cases, kept by hydatidosis struggle programs of Rio Negro Province, was done the serologic longitudinal follow-up in patients operated on in the period 1980-1987, in the influence area of Ingeniero Jacobacci, Rio Negro, Argentina. The local Supervision Program obtained blood samples of 36 patients during 1990 (59% of them were operated on in the considered period), five patients died corresponding the remaining to persons to whom did not live in Ingeniero Jacobacci or to whom were not possible to evaluate. The blood samples were studied by DD5, confirming the disease immunologically in 18 cases (50%). In this work are evaluated possible causes of reinfection: surgery technic, individual susceptibility, immunological factors.