Early syphilis in pregnant woman and prozone phenomenon in serology: case report

Introduction: the incidence of adult syphilis and the congenital syphilis are raised in Brazil, being some of the causes to increase infantile death rate. Objective: this study aims at relating a recent syphilis case, in a second trimester pregnant woman, with serum prozone phenomenon, identified du...

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Detalhes bibliográficos
Autores: Reis, Helena Lucia B, Chambô Filho, Antônio, Sabino, Josilaine B, Caldellas, Sabrina
Tipo de documento: artigo
Estado:Versão publicada
Data de publicação:2007
País:Brasil
Recursos:Sociedade Brasileira de Doenças Sexualmente Transmissíveis
Repositório:DST (Niterói. Online)
Idioma:português
OAI Identifier:oai:ojs.bjstd.org:article/909
Acesso em linha:https://www.bjstd.org/revista/article/view/909
Access Level:Acceso aberto
Palavra-chave:sífilis congênita
DST
sífilis
efeito prozona
congenital syphilis
STD
syphilis
prozone phenomenon
Descrição
Resumo:Introduction: the incidence of adult syphilis and the congenital syphilis are raised in Brazil, being some of the causes to increase infantile death rate. Objective: this study aims at relating a recent syphilis case, in a second trimester pregnant woman, with serum prozone phenomenon, identified during attendance in the Maternidade da Santa Casa de Misericórdia de Vitória, Espírito Santo. Methods: case report related during attendance in October of 2007, at Maternitdade da Santa Casa de Misericórdia de Vitória, Espírito Santo State. Results: the patient presented papulosa sifilides in her external genital area and macular exanthema in the abdominal and back regions, with no gauged fever. The VDRL was negative with pure serum. After dilution it was reagent till up to 1/128 characterizing, thus, prozone phenomenon. The FTA-Abs treponemic test was positive and the anti-HCV, HBsAg and the anti-HIV were no reagent. Conclusion: the health professional must be capable for clinical diagnosis of syphilis and be attentive tothe possibility of prozone phenomenon occurrence in patients with papulosa sifílides. Serum dilution is always recommended for the correct syphilis laboratorial diagnosis and to institute adjusted treatment in pregnant woman with syphilis, as well as for the sexual partner, as early as possible.