Abstract

OLIVEIRA, Ana Flávia Costa da Silveira et al. Investigation of hepatitis A outbreak in the Municipality of Ibiracatu, State of Minas Gerais, Brazil, 2008. Epidemiol. Serv. Saúde [online]. 2012, vol.21, n.4, pp.627-634. ISSN 1679-4974.  http://dx.doi.org/10.5123/S1679-49742012000400012.

OBJECTIVE: to describe the investigation of a hepatitis A outbreak in the municipality of Ibiracatu, state of Minas Gerais, Brazil, and to report the control measures taken. METHODS: descriptive study of case series type; the investigation followed the guideline foroutbreak investigation of the Brazilian Ministry of Health. RESULTS: 16 cases were accounted, from which three were confirmedby clinical-epidemiological criteria and 13 by seropositiveness for anti-HAV IgMantibody; the highest prevalence was observed in childrenaged up to ten years old, from which 50% were students of a local public school. CONCLUSION: the school conditions contributed tospreading the disease. The control measures taken to contain the viral transmission were appropriate andpromoted a significant decrease in the disease incidence; thesurveillance and control measures applied contributed to the quick control of the outbreak.

Keywords : Hepatitis A; Epidemiology; Intervantion Studies; Waterborne Diseases.

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