Soroprevalence of rapid tests in leprosy cases and household contacts in endemic municipalities of Pará state

2014 
Objective:This is a transversal study of series of cases in endemic areas for leprosy in the Sate of Para, estimating the seroprevalence of antiPGL-1, through ML-Flow rapid test in leprosy cases and their household contacts. Method: from april 2011 to october 2012, 73 new leprosy cases and 165 household contacts were recruited in the reference units for treatment of leprosy in the municipalities of Marituba, Belem, Igarape-Acu and Santarem. Results: seropositivity was observed in 53.42% of index cases; of them were MB cases and among 12.1% household contacts. Conclusions: the results indicate that the introduction of the rapid test, as auxiliary instrument, serves for classification of index cases and household contacts of cases involved in this study, allowing to conclude that leprosy cases and their contacts are important elements in the epidemiology of the disease. Objetivo: Trata-se de um estudo transversal, do tipo serie de casos em areas endemicas para hanseniase no estado do Para, estimando a soroprevalencia de anticorpos antiPGL-1 atraves do teste rapido ML-Flow em casos de hanseniase e seus contactos intradomiciliares. Metodo: de abril de 2011 a outubro de 2012, 73 novos casos de hanseniase e 165 contactos intradomiciliares foram recrutados nas unidades de referencia para tratamento da hanseniase nos municipios de Marituba, Belem, Igarape-Acu e Santarem. Resultados: a soropositividade foi observada em 53,42% dos casos indices; deles eram casos MB e 12,1% entre os contactos intradomiciliares. Conclusoes: os resultados indicam que a introducao do teste rapido, como instrumento auxiliar, serve para a classificacao dos casos indices e contactos intradomiciliares dos casos envolvidos no estudo, o que permite concluir que os casos de hanseniase e seus contactos sao elementos importantes na epidemiologia da doenca.
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