摘要
目的系统筛选颌面影像法医学同一认定的识别指标,制定全口牙型识别指标编码。方法随机选取620例有牙齿治疗史者、150例牙齿有病变无治疗史者的数字全口牙位曲面体层片进行观测,根据牙齿的生理变异、病理改变和治疗特征筛选全口牙型识别指标,并按设计的编码标准和原则对其全口牙型逐一编码,最后分别统计两组全口牙型的多样性以评估其价值。结果620例牙齿有治疗史者中共有619种全口牙型编码,全口牙型多样性为99.84%;150例牙齿有病变无治疗史者中共有146种全口牙型编码,全口牙型多样性为97.33%。结论选出的全口牙型识别指标对牙齿异常者进行法医学同一认定具有实际应用价值。
Objective To select the indexes of forensic identification in digital orthopantomogram and formulate the full dentition pattern code. Methods To collect randomly 620 interventions and 150 samples with dental pathological changes but without therapy samples with dental Then to observe and compare them respectively, select indexes for full dentition patterns according to the dental physiological variations, pathological changes and interventions Finally the diversity of the full dentition patterns in two groups would be evaluated by kinds of dental pattern in 620 statistical analysis. Results The group with dental interventions had 619 samples, its diversity of full dentition patterns was 99.84%. The group with dental pathological changes but without therapy had 146 kinds of dental pattern in 150 samples, thus its diversity of full dentition patterns was 97.33%. Conclusion These full dentition pattern indexes were valuable in the forensic identification of persons with abnormal teeth.
出处
《中国法医学杂志》
CSCD
2008年第5期306-308,共3页
Chinese Journal of Forensic Medicine
