Environmental risk factors associated with biliary atresia in Rio Grande do Sul, Brazil
Clin. biomed. res
; 37(2): 87-90, 2017. tab
Article
em En
| LILACS
| ID: biblio-847958
Biblioteca responsável:
BR18.1
Localização: BR18.1
ABSTRACT
Biliary atresia (BA) seems to be a multifactorial disorder in which environmental factors interact with the patient's genetic constitution. This study aimed to analyze information concerning environmental risk factors associated with BA in southern Brazil. A case-control study with mothers of patients with BA and mothers of patients with cystic fibrosis (CF) was conducted. Inquiry included questions related to exposition to environmental risk factors during the periconceptional and gestational (second and third trimesters) periods. Mothers of BA patients had smoked during pregnancy more frequently in comparison with the mothers of CF patients, but no significant difference was found in a multivariate analysis. There was no between group difference in terms of seasonality, but the multivariate analysis showed a significant difference within the BA group between date of conception in winter compared to other seasons. In conclusion, smoking during pregnancy seemed to increase the risk of BA while date of conception in winter decreased it (AU)
Palavras-chave
Texto completo:
1
Coleções:
01-internacional
Base de dados:
LILACS
Assunto principal:
Atresia Biliar
/
Fatores de Risco
/
Exposição Materna
Tipo de estudo:
Etiology_studies
/
Observational_studies
/
Risk_factors_studies
Limite:
Adult
/
Female
/
Humans
/
Male
/
Pregnancy
País/Região como assunto:
America do sul
/
Brasil
Idioma:
En
Revista:
Clin. biomed. res
Assunto da revista:
MEDICINA
Ano de publicação:
2017
Tipo de documento:
Article
País de afiliação:
Brasil
País de publicação:
Brasil