Question 问题：

The majority of causes of acute ataxia in pediatric patients are benign. What are the most common etiologies? 

绝大多数儿童急性共济失调是良性的。最常见的原因是什么？

Answer 答案：

A study of 141 pediatric patients who presented to the ED with ataxia found similar results to prior studies: The most common cause of ataxia were postinfectious cerebellitis (36%). 

一个141名因共济失调到急诊就诊儿童患者临床研究发现与以前相似结果。最常见的共济失调原因是感染后小脑炎。

参考文献：

Pedi Emerg Care. Vol. 35: 335