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Pediatr. aten. prim ; 24(95)jul.- sept. 2022. tab, graf
Artigo em Espanhol | IBECS | ID: ibc-212655

RESUMO

Introducción: se describe un brote de gastroenteritis por Salmonella en un centro de educación infantil y un colegio público vecino en una localidad del sur de la Comunidad de Madrid (España) entre octubre y noviembre de 2019. Objetivos: describir las características epidemiológicas de un brote de salmonelosis, analizar el mecanismo de transmisión, reforzar la importancia de la declaración sanitaria. Material y métodos: estudio descriptivo bidireccional de casos de salmonelosis notificados por diversas fuentes relacionados con un colectivo escolar. Análisis de variables de los ingresados. Investigación epidemiológica y caracterización microbiológica. Resultados: se registraron 38 casos (entre 7 meses y 8 años; media: 2,7 años). Pertenecían a dos centros educativos: el 57,9% eran alumnos de una escuela infantil; el resto, del colegio vecino, acudían a ella para comer o como ludoteca. Ingresaron 12 (3 hospitales). No hubo complicaciones graves. En el Centro Nacional de Microbiología se identificó en coprocultivos Salmonella entérica, typhimurium monofásica 4,5,12:i:-. En la inspección se evidenció que el origen no era alimentario y, en cambio, que sí existía riesgo de transmisión fecal-oral de persona a persona y por contaminación de superficies; no había separación física óptima entre zonas. Se hicieron propuestas de mejora. No se registraron casos posteriormente. Conclusiones: el brote fue de origen no alimentario; su análisis permitió tomar medidas para evitar casos secundarios posteriormente. Se considera de gran importancia la notificación de casos para tomar medidas de salud pública adecuadas (AU)


Introduction: we describe an outbreak of Salmonella gastroenteritis in an early childhood education centre and a neighbouring public school in a town in the south of the Community of Madrid (Spain) in October and November 2019. Objectives: to describe the epidemiological characteristics of an outbreak of salmonellosis, analyse the mechanism of transmission and underscore the importance of health reporting.Methods: retrospective and prospective descriptive study of salmonellosis cases reported by different sources related to a school community. Analysis of variables in hospitalised patients. Epidemiological investigation and microbiological characterization.Results: there were 38 reported cases (age range, 7 months-8 years; mean, 2.7 years). They were enrolled in 2 educational centres: 57.9% attended a nursery school and the rest were students of a neighbouring school who came to the nursery for lunch or recreation activities. Twelve were hospitalised (3 hospitals). There were no serious complications. The National Microbiology Centre identified Salmonella Typhimurium 4,5,12:i:-, a monophasic variant of S. enterica, in stool cultures. The inspection showed that food was not the source of transmission, but that there was a risk of faecal-oral was not alimentary; on the other hand, there was a risk of transmission through the faecal-oral route and fomites; the physical separation between different areas was suboptimal. Proposals for improvement were made. No more cases were reported thereafter.Conclusions: the outbreak was not related to food, and its analysis allowed the implementation of measures to avoid secondary cases later on. Case reporting is considered of utmost importance to take appropriate public health measures. (AU)


Assuntos
Humanos , Masculino , Feminino , Lactente , Pré-Escolar , Criança , Infecções por Salmonella/epidemiologia , Gastroenterite/epidemiologia , Gastroenterite/microbiologia , Surtos de Doenças , Epidemiologia Descritiva , Espanha/epidemiologia
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