Leishmaniosis tegumentaria en un área con niveles epidémicos de transmisión, Salta, Argentina, 1998. / [Tegumentary leishmaniasis in area with epidemic levels of transmission, Salta, Argentina, 1998]

ABSTRACT

The incidence of tegumentary leishmaniasis increased in October 1997, in an area close to Oran city, province of Salta. The leishmaniasis epidemiology and the entomology of this outbreak were studied during June 1998 at Paraje Las Carmelitas and Río Blanco, places with high reported incidence. The prevalence of infection (Montenegro Skin Test reactive) was 171/1000 inhabitants in Paraje Las Carmelitas and 790/1000 in Río Blanco, while the rates of leishmaniasis incidence (active ulcers) were 72/1000 and 790/1000. The prevalence differences among sex and age groups were not significant. The clinical and epidemiologic patterns were consistent with those reported in the area for Leishmania (Viannia) braziliensis. Lutzomyia intermedia was the prevalent species (96