![[旋股外侧动脉]降支 - 下肢血管造影 - 上肢动脉 - e-Anatomy](https://cdn.imaios.cn/i/imaios-images/web/images/eanatomy/modules/mi-anatomie/images/v2/7e2fcf26869b009b5cc1769ac412a60f75b6b5d60e2b799783a965ba825e1c0b?ar=640:670&auto=format,compress&bg=FFFFFF&fit=crop&p64=NDg0LDU0Ng&t=W-aXi-iCoeWkluS-p-WKqOiEiV3pmY3mlK8&tf=Tm90byBTYW5zIFND&tx=484&ty=546&w=350&wk=1&s=2326103fab05210d5607e52a5bec61e1)
[旋股外侧动脉]降支
Ramus descendens arteriae circumflexae lateralis femoris
- 相关用语: 旋股外侧动脉 ([旋股外侧动脉]降支)
定义
旋股外侧动脉的降支向下走行，位于股直肌后方，沿股外侧肌表面下行，并向该肌发出分支；其中一条较长的分支在肌肉内下行至膝部，并与腘动脉的膝上外侧支相吻合。该降支伴随股神经至股外侧肌的分支走行。
參考資料
旋股外侧动脉的降支向下走行，位于股直肌后方，沿股外侧肌表面下行，并向该肌发出分支；其中一条较长的分支在肌肉内下行至膝部，并与腘动脉的膝上外侧支相吻合。该降支伴随股神经至股外侧肌的分支走行。
參考資料
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