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Parvovirus B19 brota en una sala de niños
1Division of Communicable Diseases, Royal Free Hospital and School of Medicine, London, UK.
Lancet (London, England)
|January 11, 1992
Resumen
Los brotes de parvovirus B19 representan un riesgo para las poblaciones vulnerables. Durante un brote hospitalario, se implementaron medidas de control de infecciones, pero su efectividad para limitar la propagación sigue siendo incierta.
Área de la Ciencia:
- Virología Virología.
- Enfermedades infecciosas Enfermedades infecciosas.
- Epidemiología de los hospitales.
Sus antecedentes:
- La infección por parvovirus B19 presenta riesgos significativos para las mujeres embarazadas, las personas con anemia hemolítica y los inmunocomprometidos.
- La gestión de los brotes hospitalarios requiere equilibrar la protección del paciente con el mantenimiento de los servicios médicos esenciales.
Objetivo del estudio:
- Para investigar un brote de Parvovirus B19 en una sala de pediatría.
- Evaluar las medidas de control de infecciones implementadas durante el brote.
Principales métodos:
- Cribado de 58 miembros del personal del hospital para detectar marcadores del parvovirus B19 (IgM sérico y viremia).
- Evaluación del desarrollo de la infección en el personal susceptible y en pacientes inmunocomprometidos.
- Implementación de aislamiento, terapia de inmunoglobulina y restricciones en las salas.
Principales resultados:
- 4 de 6 empleados masculinos susceptibles y 6 de 24 empleadas femeninas susceptibles se infectaron (p=0,05).
- 1 de 11 adultos infectados y 2 de 12 pacientes inmunocomprometidos permanecieron asintomáticos.
- No se estableció una correlación clara entre las medidas implementadas y la limitación de la propagación de la infección.
Conclusiones:
- El parvovirus B19 puede propagarse asintomáticamente en entornos hospitalarios.
- No se pudo determinar definitivamente la efectividad de las intervenciones específicas de control de infecciones durante este brote.
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