Rickettsioses emergentes e reemergentes numa região endêmica do Estado de Minas Gerais, Brasil

This article describes a serological survey for rickettsiosis in the county of Novo Cruzeiro, Minas Gerais State, Brazil, in 1998, testing schoolchildren and dogs. Sera included 331 samples from schoolchildren from an endemic area and 142 samples from schoolchildren from a non-endemic area in the co...

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Detalles Bibliográficos
Autores: Galvão, Márcio A. M., Lamounier, Joel A., Bonomo, Elido, Tropia, Margarete S., Rezende, Eliane G., Calic, Simone B., Chamone, Chequer B., Machado, Mirtes C., Otoni, Márcia E. A., Leite, Romário C., Caram, Camila, Mafra, Cláudio L., Walker, David H.
Tipo de recurso: artículo
Estado:Versión publicada
Fecha de publicación:2002
País:Brasil
Institución:Fundação Oswaldo Cruz (FIOCRUZ)
Repositorio:Cadernos de Saúde Pública
Idioma:portugués
OAI Identifier:oai:ojs.teste-cadernos.ensp.fiocruz.br:article/1878
Acceso en línea:https://cadernos.ensp.fiocruz.br/ojs/index.php/csp/article/view/1878
Access Level:acceso abierto
Palabra clave:Rickettsia Rickettsii
Rickettsioses
Ehrlichia
Febre Maculosa das Montanhas Rochosas
Descripción
Sumario:This article describes a serological survey for rickettsiosis in the county of Novo Cruzeiro, Minas Gerais State, Brazil, in 1998, testing schoolchildren and dogs. Sera included 331 samples from schoolchildren from an endemic area and 142 samples from schoolchildren from a non-endemic area in the county. All children examined were healthy and had not reported clinical symptoms of Brazilian spotted fever prior to the serological survey. Some 35 children in the endemic area were reactive to Rickettsia rickettsiiby indirect fluorescent antibody (IFA) with a titer of 1:64, corresponding to 10.6%. Sera from 73 dogs were tested, showing seroreactivity (IFA 1:64) to Rickettsia rickettsi, Ehrlichia chaffeensis, and Ehrlichia canisin 3 (4.11%), 11 (15.07%), and 13 (17.81%), respectively. The results in schoolchildren and the presence of canine seroreactivity to Ehrlichiaspecies that are potentially pathogenic to humans suggests the risk of transmission of other Rickettsiaein the study area.