Situação imunológica dos profissionais de saúde de um laboratório de pesquisa em relação ao vírus da hepatite B

Abstract

Hepatitis B is a serious problem of public health, in particular for health-workers, who have an increased risk of acquiring this disease, through contact with patients or infected materials, following accidents and, frequently, in the lack of preventive measures. The object of this study was to determine the prevalence by serologic markers of infection with hepatitis B virus, among workers of a research institute, by way of a descriptive and epidemiological study. 528 samples of blood were collected, during January - April, 2008, in order to analyse serologic markers of hepatitis B by immunnoenzimatic techniques, which detected a total prevalence of 39,7% for some marker of HBV, with 0,4% by HBsAg+; 8% by anti-HBc+/HBs+; 2,5% isolated anti-HBc+ and 28,8% by isolated anti-HBs+. Among the individuals interviewed 31,6%, they were vaccinated against hepatitis B, having among than 38,9% individuals with no response to the vaccine and 80,8% susceptible, made up of non-vaccinated individuals, those not responding to vaccination. These results indicate showed the necessity to carry out Regulation 32, of the Ministry of Work and Employment, protects the health-worker.