Author | Grenfell, Rafaella Fortini Queiroz | |
Author | Martins, Watson Mauricio Herman | |
Author | Drummond, Sandra Costa | |
Author | Antunes, Carlos Maurício de Figueiredo | |
Author | Voieta, Izabela | |
Author | Otoni, Alba | |
Author | Oliveira, Áureo Almeida de | |
Author | Moraes, Vanessa Silva | |
Author | Oliveira, Eduardo Ribeiro de | |
Author | Oliveira, Edward José de | |
Author | Lambertucci, José Roberto | |
Author | Fonseca, Cristina Toscano | |
Author | Coelho, Paulo Marcos Zach | |
Access date | 2013-06-03T15:58:30Z | |
Available date | 2013-06-03T15:58:30Z | |
Document date | 2013 | |
Citation | GRENFELL, Rafaella Fortini Queiroz et al. Acute schistosomiasis diagnosis: a new tool for the diagnosis of schistosomiasis in a group of travelers recently infected in a new focus of Schistosoma manson.i Rev. Soc. Bras. Med. Trop . 2013, vol.46, n.2, pp. 208-213 | pt_BR |
ISSN | 0037-8682 | |
URI | https://www.arca.fiocruz.br/handle/icict/6545 | |
Language | eng | pt_BR |
Rights | open access | pt_BR |
Title | Acute schistosomiasis diagnosis: a new tool for the diagnosis of schistosomiasis in a group of travelers recently infected in a new focus of Schistosoma mansoni | pt_BR |
Type | Article | pt_BR |
DOI | 10.1590/0037-8682-0064-2012 | |
Abstract | Introduction
The diagnosis of schistosomiasis mansoni on early stages of infection is important to prevent late morbidity. A simple, cheap, sensitive and specific assay for routine diagnosis of schistosome infection based on the detection of specific IgG for schistosomula tegument antigens (ELISA-SmTeg) was developed by our group.
Methods
We describe here an acute outbreak involving a travel group of 80 individuals from a non-endemic area of the State of Minas Gerais, Brazil. These individuals were in contact with a freshwater pool where Biomphalaria glabrata was found. Results obtained from our new methodology were compared to IgG antibody titers against soluble worm antigenic preparation (SWAP) by ELISA and, also to parasitological examination, nuclear magnetic resonance and clinical findings.
Results
ELISA-SmTeg was capable of detecting 64 positive cases among the 80 individuals participating at the survey with a positivity ratio of 80% and a higher sensitivity than ELISA-SWAP that was only sensitive for 56% of positive cases. Besides, a significant correlation was found for the severity of the infection and the specific IgG titers against SmTeg.
Conclusions
Our data showed that ELISA-SmTeg might serve as the initial diagnostic tool for acute stages of the infection in community-based helminth control programs or for the surveillance of individuals from non-endemic areas. | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Centro de Pesquisas René Rachou. Laboratório de Esquistossomose | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Centro de Pesquisas René Rachou. Laboratório de Esquistossomose | pt_BR |
Affilliation | Fundação Nacional de Saúde | pt_BR |
Affilliation | Santa Casa de Misericórdia de Belo Horizonte | pt_BR |
Affilliation | Universidade Federal de Minas Gerais. Faculdade de Medicina. Serviço de Doenças Infecciosas e Parasitárias | pt_BR |
Affilliation | Universidade Federal de Minas Gerais. Faculdade de Medicina. Serviço de Doenças Infecciosas e Parasitárias, | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Centro de Pesquisas René Rachou. Laboratório de Esquistossomose | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Centro de Pesquisas René Rachou. Laboratório de Esquistossomose | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Centro de Pesquisas René Rachou. Laboratório de Esquistossomose | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Centro de Pesquisas René Rachou. Laboratório de Pesquisas Clínicas | pt_BR |
Affilliation | Universidade Federal de Minas Gerais. Faculdade de Medicina. Serviço de Doenças Infecciosas e Parasitárias | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Centro de Pesquisas René Rachou. Laboratório de Esquistossomose | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Centro de Pesquisas René Rachou. Laboratório de Esquistossomose | pt_BR |
Subject | Schistosomiasis mansoni | pt_BR |
Subject | Immunological diagnosis | pt_BR |
Subject | Schistosomula antigens | pt_BR |
Subject | Acute outbreak | pt_BR |