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临床资料患者,女,23岁。因感觉前牙渐松动外突,影响美观就诊。幼时乳恒牙萌出及替换基本正常,无牙外伤及牙体治疗史,否认家族性遗传病史。自述父亲牙齿略不整齐,没有脱落;母亲在30岁左右大多数牙齿均已脱落,原因不明。体格检查:发育尚可,智力发育与年龄相符,骨骼肌肉皮肤等发育正常,口腔卫生不佳,可见软垢,牙结石Ⅰ°,恒牙牙冠形态及色泽均正常,11Ⅲ度松动,12,21,22,34,35,36,43,44,45,46Ⅱ度松动,11与41有早接触。
Clinical data, female, 23 years old. Because of the feeling of loose anterior teeth gradually loose, affect the appearance of treatment. Premature eruption and replacement of primary and secondary breast normal childhood, toothless trauma and tooth treatment history, denied a family history of genetic disease. Readme father’s teeth slightly irregular, did not fall off; the mother in the 30-year-old most of the teeth have been off for unknown reasons. Physical examination: development is acceptable, mental development consistent with age, normal development of skeletal muscle skin, poor oral hygiene, showing soft dirt, calculus Ⅰ °, permanent crown shape and color are normal, 11 Ⅲ degrees loosening, 12,21 , 22,34,35,36,43,44,45,46 degree Ⅱ loosening, 11 and early contact with 41.