on the X-ray and/or joint space
non-diagnostic of the bettening of articular narrowing
mentioned is
sclerosis,osteolysis surface of femoral acetabular changes,
A< 15零
B
15%-302
C>30实
客SURFACE CCN LAPSE & DOME DEPRESSION
*144
?*
AVN治疗
➢非手术治疗 ➢手术治疗
– 股骨头钻孔减压及植骨 – 截骨术 – 髋关节融合术 – 半表面置换 – 全表面置换 – 股骨头置换 – 全髋关节置换
非手术治疗
>早期,1、Ⅱ期 >严格避免负重-6~24
positive
focal porosis
head
joint destruction
X-ray,CT Scintigraph
MRI
Scintigraph MRI *QUANTITATE on MRI
X-ray,CT Scintigraph
MRI *QUANTITATE
MRI &X-ray
X-ray,CT ONLY *QUANTITATE on X-ray
截骨术
➢将正常部分移至负重区 ➢儿童股骨头坏死 ➢成人已很少
髋关节融合术
➢不愈合、延迟愈合
半表面置换 Hemiresurfacing
全表面置换术 Total Resurfacing
全表面置换术 Total Resurfacing
全表面置换术 Total Resurfacing