Features of Brazilian spotted fever in two different endemic areas in Brazil.

Autor: Angerami RN; Núcleo de Vigilância Epidemiológica, Hospital de Clínicas, Universidade Estadual de Campinas, SP, Brazil. rodrigo.angerami@gmail.com, Câmara M, Pacola MR, Rezende RC, Duarte RM, Nascimento EM, Colombo S, Santos FC, Leite RM, Katz G, Silva LJ
Jazyk: angličtina
Zdroj: Ticks and tick-borne diseases [Ticks Tick Borne Dis] 2012 Dec; Vol. 3 (5-6), pp. 346-8. Date of Electronic Publication: 2012 Oct 22.
DOI: 10.1016/j.ttbdis.2012.10.010
Abstrakt: Brazilian spotted fever (BSF) caused by Rickettsia rickettsii is the most important rickettsiosis and the only reportable tick-borne disease in Brazil. In Brazil, the hard tick Amblyomma cajennense is the most important BSF vector; however, in São Paulo State, A. aureolatum was also recognized as a vector species in remaining Atlantic forest areas near the metropolitan area of São Paulo city. We analyzed clinical and epidemiological features of BSF cases from two distinct areas where A. cajennense (Area 1) and A. aureolatum (Area 2) are the incriminated vectors. The clinical features demonstrate the same severity pattern of BSF in both endemic areas. Differences in seasonality, patient characteristics (median age and gender), and epidemiological risk factors (animals host contact and vegetation characteristics) were observed and possibly could be attributed to the characteristics of each vector and their typical biological cycle (hosts and environment).
(Copyright © 2012 Elsevier GmbH. All rights reserved.)
Databáze: MEDLINE
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