前臂外侧皮神经取代桡神经浅支,有关文献报道较少。我们制做上肢局解标本时,在一成年男尸的左上肢发现,桡神经浅支缺如,该神经所分布的区域被肌皮神经的前臂外侧皮神经所代替。现报告如下。1　前臂外侧皮神经由肌皮神经分出后在肘关节上方距肱骨内上髁平面的上方2.16cm处穿过深 Forearm lateral dermal nerve replaces the superficial branch of radial nerve, less reported in the literature. We made the upper limb biopsy specimens, found in the upper left arm of an adult male corpuscle, radial nerve superficial branch missing, the nerve distribution area is replaced by the lateral nerve of the cutaneous nerve of the lateral forearm. The report is as follows. 1 forearm lateral cutaneous nerve by the musculocutaneous nerve in the elbow above the medial epicondyle above the plane 2.16cm above deep