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脊髓灰质炎是一种由脊髓灰质炎病毒引起的急性传染病。病毒通过粪便及咽部分泌物传播,主要侵犯脊髓前角,感染后绝大多数无症状,有临床表现者以发热、上呼吸道症状、肢体疼痛为主,部分患者可出现弛缓性肢体麻痹并留下瘫痪后遗症[1]。因多感染5岁以下小儿,故称为“小儿麻痹症”。
Polio is an acute infectious disease caused by poliovirus. The virus spread through the excrement and pharyngeal secretions, the main violations of the spinal cord anterior horn, the vast majority of post-infection asymptomatic, clinical manifestations were fever, upper respiratory symptoms, limb pain, flaccid limb paralysis in some patients and stay Paralysis under the sequelae [1]. Because more infections in children under 5 years old, it is called “polio”.