小王夫妇长期在外打工,回家过年时发现一直由老人照看的4岁儿子康康的双腿明显外撇,走路时形如“鸭步”。带孩子去看医生,除了双腿严重外撇畸形外,各项检测指标都正常。医生问诊后说:康康的双腿畸形不是缺钙所致,很可能是长期骑儿童车造成的。原来,康康9个月大时,小王夫妇就给儿子买了一辆两用儿童车,两岁前用来坐,两岁后用来骑。康康非常喜欢骑童车,每 Wang couple long-term working outside the home New Year found that the 4-year-old son Kanekan who has been taken care of by the elderly is obviously outside the legs, walked like a “duck step.” With the children to see a doctor, in addition to serious outside the legs out of deformity, the test indicators are normal. After the doctor asked: Kankan’s legs deformity is not caused by calcium deficiency, is likely to be caused by long-term riding buggy. Originally, Kankan 9 months old, Wang couple gave his son bought a dual-use buggy, used to sit two years ago, used to ride after two years of age. Kankan loves strollers very much