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Ｐｅｒｔｈｅｓ病（小儿股骨头无菌性坏死）常发于学龄前儿童。该病自然病程长达２～３年，保守治疗时间长，患儿合作困难；手术治疗方法很多，效果不大肯定。如何才能加速坏死股骨头之血运，促进修复及减少肢体病废是一个被不懈探讨的课题。针对该病病理生理特点，自１９９０
Perthes disease (pediatric aseptic necrosis of the femoral head) occurs in preschool children. The natural course of the disease up to 2 to 3 years, conservative treatment for a long time, children with difficulties in cooperation; many surgical methods, the effect is not sure. How to speed up the necrosis of the femoral head to promote repair and reduce limb disease is a relentless discussion of the issue. The pathophysiological characteristics of the disease, since 1990