The term "aseptic necrosis" has been applied somewhat loosely to designate vascular death of the head of the femur in certain fractures of the neck of the femur. traumatic dislocations of the hip and displacement of the upper femoral epiphysis. Similarly the term has been employed with the epiphysial changes seen in conditions such as Legge-Calvé disease.
It is essential to define what is meant by aseptic necrosis. It is clear in reviewing the literature that there are various concepts of the significance of the term which lead to ambiguity in diagnosis and studies on end results. Boyd's1 recent report of complications of fractures of the neck of the femur illustrates his difficulty in differentiation of degenerative arthritis and aseptic necrosis. In our study, we have been confused as to when we could say this is definitely aseptic necrosis with arthritic changes or this is degenerative arthritis. If we
BADGLEY CE, DENHAM RH. ASEPTIC NECROSIS OF THE FEMORAL HEAD FOLLOWING FRACTURE OF THE HIP. JAMA. 1948;137(14):1193–1196. doi:10.1001/jama.1948.02890480013004
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