患者男,21岁,下颌呈相对后退位,下颌角大,口唇闭合呈现口唇肌肉紧张。覆<img src='https://img2.soutiyun.com/shangxueba/ask/18039001-18042000/18041277/2015112617014684684.jpg' />Ⅲ度,覆盖7mm,磨牙远中咬合关系,上颁拥挤4mm,ANB为8°,SNA为81°,下颌无拥挤,下前牙略唇倾,Spee曲线曲度3mm

A. [’对此患者的非手术治疗方案应为()。A.不拔牙矫治 B. 拔除4个第一双尖牙 C. 拔除<img src='https://img2.soutiyun.com/shangxueba/ask/18039001-18042000/18041277/201511261701418621.jpg' />和<img src='https://img2.soutiyun.com/shangxueba/ask/18039001-18042000/18041277/2015112617014424276.jpg' /> D. 拔除上颌2个第一双尖牙 E. 拔除4个第二双尖牙

时间:2023-06-28 16:23:07

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