在门诊中常有家长带小儿就诊时反映,幼儿有两颊泛红、屏气、两眼凝视无神、两腿伸直或交叉、出汗和骚动现象,多在入睡前或刚醒时发生。大小孩或在家长怀中,或两腿跨在某种物体上,或在床角、桌角、墙角等处摩擦外阴。家长非常烦恼,不明白其中原因。其实,这现象属于小儿的紧张性行为,医学上称为习惯性擦腿动作,国外称为Mast- In the clinic often parents with pediatric treatment, children have red cheeks, hold your breath, his eyes stareless, legs straight or crossed, sweating and fury, mostly before falling asleep or just wake up. Large children or in the arms of parents, or legs straddling an object, or in the bed corner, table corner, corner friction rub the vulva. Parents are very worried, do not understand why. In fact, this phenomenon belongs to children’s tense behavior, medically known as leg wig movements, known as Mast-