股骨头疾病股，全称股骨头无菌性坏死，或股骨头缺血性坏死，是骨坏死的一种。骨坏死是由于多种原因导致的骨滋养血管受损，进一步导致骨质的缺血、变性、坏死。股骨头坏死也是由于多种原因导致的股骨头局部血运不良，从而进一步缺血、坏死、骨小梁断裂、股骨头塌陷的一种病变。
5岁的时候得了儿童股骨头缺血性坏死，一种髋关节关节的疾病，一位医生认为跳芭蕾能对治疗有帮助。
When he was 5, he developed Legg-Perthes disease, a hip disorder, and a doctor thought ballet dancing might be a good idea.
结论髋关节外固定器可减少股骨头的压力，可辅助治疗髋关节疾病。
Conclusion hip external fixator can decrease pressure on femoral head, and it can assist on treating hip disease.
临床上运用干细胞治疗骨软骨缺损，股骨头坏死，脊髓神经损伤等骨科疾病方面已取得了很多成果。
Stem cells for treating osteochondral defect, femoral head necrosis and spinal nerve injury have obtained many achievements in clinic.
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