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1案例资料1.1基本情况136例牙损伤鉴定资料来源于2004—2009年本教研室受理的案例。男110例,女26例;年龄在12～82岁之间,<20岁8例,21～30岁20例,31～40岁27例,41～50岁45例,51～60岁29例,>61岁7例。1.2临床表现牙损伤主要表现为口唇及粘膜外伤,牙齿叩痛,冷热过敏,不同程度的牙齿松动,脱落牙齿可见新鲜的牙
1 case information 1.1 Basic information 136 cases of tooth damage identification data from 2004-2009 cases accepted by the Department. 110 males and 26 females; aged 12 to 82 years old, 8 cases were less than 20 years old, 20 cases were 21-30 years old, 27 cases were 31-40 years old, 45 cases were 41-50 years old and 29 cases were 51-60 years old ,> 61 years old in 7 cases. 1.2 Clinical manifestations of tooth damage mainly manifested as lip and mucous membrane trauma, percussion pain, hot and cold allergies, varying degrees of loosening of teeth, fresh teeth can be seen off the teeth