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现对上前牙拥挤矫治过度1例分析如下。1病历摘要女,15岁。因上下前牙拥挤、不齐要求矫治,查:正面像:左右对称,侧面像:稍凸型。恒牙列,左右第一磨牙为安氏Ⅰ类,上前牙拥挤7 mm,下前牙拥挤3 mm,上前牙基骨发育差,呈凹陷状,上下前牙覆牙合、覆盖关系正常,spee曲线正常,前牙中线居
Anterior crowding is over one case of correction as follows. 1 medical record summary female, 15 years old. Due to the crowding of the anterior teeth, irregularities require correction, check: positive like: symmetrical, side like: slightly convex. Permanent dentition, the first molar on the left and right Class I, upper anterior crowded 7 mm, the lower anterior crowded 3 mm, anterior superior basement bone development is poor, was concave, the upper and lower anterior crossbite, covering the relationship between normal , spee normal curve, the median front anterior teeth