股骨颈骨折后容易发生股骨头坏死。发生股骨头坏死后是进行保守治疗还是人工假体置换,不同的结果与法医学鉴定及审判关系密切。现把近期鉴定的2例案件报导如下。案　例【案例1】　余某,男,2 9岁。1998年9月2 1日因高处冲下后跌倒致右股骨颈骨折。9月2 8日行复位内固定术,10月10 Femoral head necrosis is prone to occur after femoral neck fractures. The occurrence of femoral head necrosis after conservative treatment or artificial prosthesis replacement, different results and forensic identification and trial are closely related. Now the recent identification of two cases reported as follows. Case [Case 1] Yu Mou, male, 29 years old. On September 21, 1998, he fell to the right femoral neck fracture due to a fall in height. September 28 line reduction and internal fixation, October 10