股骨头坏死(Osteonecrosis of the Fem eralHead,ONFH)是一种常见的、致残率极高的骨科疾病,是以骨的活成分(骨细胞、骨髓造血细胞及脂肪细胞)死亡为主要改变的病理过程。自1888年Kon ig等报道成人股骨头坏死至今已有百余年历史。1957年P ietrogrand等首先报道了糖皮质激素易引 Osteonecrosis of the Fem eral Hepatitis (ONFH) is a common and highly morbid orthopedic disease characterized by the death of living bone components (osteocytes, myeloid hematopoietic cells and adipocytes) as the main pathological changes process. Since 1888 Kon ig and other reports of adult femoral head necrosis has been a hundred years of history. 1957 P ietrogrand other first reported glucocorticoid easily lead