儿科病房4例麻疹医院感染暴发流行病学调查

Epidemiological investigation on an outbreak of 4 cases of measles in a pediatric ward

目的调查某院儿科病房麻疹医院感染暴发的原因,为有效控制医院感染提供科学依据。方法对该院儿科病房2008年12月6—30日发生的4例麻疹感染患儿病历资料进行回顾性调查分析。结果 4例麻疹患儿麻疹病毒IgM抗体检测均呈阳性。第1例为首发病例,后3例均与第1例有流行病学接触史,发病时间不超过麻疹的平均潜伏期(2周左右)。结论此次事件是一起由麻疹病毒引起的医院感染暴发事件。建议建立早期预警机制,实施严格的消毒隔离措施,加强医务人员手卫生和无菌操作,重视环境、物体表面消毒,减少陪护和探视人员,有效控制和预防医院感染暴发。

Objective To investigate the causes of an outbreak of measles in a pediatric ward of a hospital , and provide scientific measures for the control of healthcare-associated infection. Methods Medical data of 4 cases of measles in a pediatric ward from December 6 - 30,2008 were analyzed retrospectively. Results Measles virus anti- body lgM in 4 children were all positive, one child initially devdoped measles, all the other 3 children had history of contacting with the first case, the duration of measles was shorter than the average latent period of measles （about 2 weeks）. Conclusion Measles virus is the cause of this outbreak, infection outbreak can be reduced by establishing the early warning mechanism, adopting strict isolation measures, strengthening hand hygiene of healthcare workers, emphasizing disinfection of surface and environment , and reducing patient care attendants and visitors.