前臂后皮神经

Nervus cutaneus posterior antebrachii

  • 拉丁语近义词: Nervus cutaneus antebrachii posterior

定义

Muhammad A. Javaid

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前臂后皮神经桡神经的感觉支,起源于桡神经穿行桡神经沟时。其起始点位于臂外侧下皮神经起始点的远侧,但在肱骨外上髁近侧的上臂远段范围内。该神经发出后穿过肱三头肌外侧头,随后穿透深筋膜,在外上髁近侧约6厘米处浅出皮下。

该神经发出一支髁上支,并向远侧下行,从外上髁前方越过。随后经前臂近段肱桡肌与桡侧腕长伸肌之间的间隙走行。此后沿前臂后面下行,最终在其远端附近与前臂外侧皮神经的背侧支汇合。

參考資料

  • Starr, Brian W. et al. Anatomy of the Posterior Antebrachial Cutaneous Nerve, Revisited. J Hand Surg. 2020. 45(4): 360.e1 - 360.e4

  • MacAvoy MC, Rust SS, Green DP. Anatomy of the posterior antebrachial cutaneous nerve: practical information for the surgeon operating on the lateral aspect of the elbow. J Hand Surg Am. 2006. Jul-Aug;31(6):908-11.

  • Gray, H. (2016). ‘Chapter 48: Shoulder girdle and arm’ in Gray’s anatomy the anatomical basis of clinical practice. (41st ed.) New York: Elsevier, pp. 833.

  • Baglien P, Varacallo MA. Anatomy, Shoulder and Upper Limb, Cutaneous Innervation. [Updated 2023 Jul 24]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2025 Jan-. Available from: https://www.ncbi.nlm.nih.gov/books/NBK545249/

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