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儿童退牙长歪了怎么办？
儿童乳牙脱落后新长出的牙齿称为恒牙，恒牙长歪了有两种情况，一种暂时性错颌，一般不需要进行矫治；另一种是新长恒牙歪是真正的错颌，则需要视情况决定是否及早治疗， 1.前牙反颌，建议七八岁时采取封反颌等方式进行相关治疗，2.仅牙齿不齐，无咬合关系与上下颌之间关系的问题，则不必急于矫正可
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