Proximal anatomic femoral axis

Proximal anatomic femoral axis

定义

Stephan Mahler

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近端解剖股骨轴是用于评估股骨成角畸形并为矫正提供指导的解剖标志。它在矢状面上通过股骨全长的内外侧位X线片来确定。当内侧髁外侧髁完全重叠时,认为体位可接受。

首先,在小转子股骨滑车近端部分之间画一条线,该线将股骨等分为4段。在近端段内,沿垂直于股骨骨干的方向画两条线。近端解剖股骨轴连接这两条线的中点。

Peterson等人(2020)提出了近端解剖股骨轴的另一种定义:从大转子最近端至远端解剖股骨轴与股骨颅侧骨皮质交点,测量股骨全长,将该长度三等分,并在每个三等分处确定股骨骨干的中点。近端解剖股骨轴为连接第一段与第二段骨干中点的直线。

參考資料

  • Yasukawa S, Edamura K, Tanegashima K, Seki M, Teshima K, Asano K, Nakayama T, Hayashi K. Evaluation of bone deformities of the femur, tibia, and patella in Toy Poodles with medial patellar luxation using computed tomography. Vet Comp Orthop Traumatol. 2016;29(1):29-38. doi: 10.3415/VCOT-15-05-0089. Epub 2015 Dec 7.

  • Phetkaew T, Kalpravidh M, Penchome R, Wangdee C. A Comparison of Angular Values of the Pelvic Limb with Normal and Medial Patellar Luxation Stifles in Chihuahua Dogs Using Radiography and Computed Tomography. Vet Comp Orthop Traumatol. 2018 Feb;31(2):114-123. doi: 10.3415/VCOT-17-05-0067. Epub 2018 Mar 13. Erratum in: Vet Comp Orthop Traumatol. 2018 Feb;31(2):a1.

  • Peterson JL, Torres BT, Hutcheson KD, Fox DB. Radiographic determination of normal canine femoral alignment in the sagittal plane: A cadaveric pilot study. Vet Surg. 2020 Aug;49(6):1230-1238. doi: 10.1111/vsu.13465. Epub 2020 Jun 2. PMID: 32484579.

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