中、示指伸肌,趾短伸肌变异误诊为腱鞘囊肿已有报道。现将我们将尺侧屈腕肌变异误诊为腱鞘囊肿一例报告如下,以供借鉴。 患者男,19岁。因右腕尺侧无痛性包块半年,经门诊疑为右腕尺侧腱鞘囊肿入院。查:在右腕关节屈收位时可见一长条状包块隆起,约为5×2×0.6cm,表面光滑,质软,边缘 In the index finger extensor, toe extensor muscle misdiagnosed as ganglion cyst has been reported. Now we will misdiagnosis of ulnar flexor carpal muscle as a case report of ganglion cyst, for reference. Male patient, 19 years old. Due to painless mass at the ulnar ulnar side of the block for six months, clinically suspected to be the right ulna tendon sheath cyst admission. Check: in the right wrist flexion position can be seen when a long strip of bulging bulge, about 5 × 2 × 0.6cm, the surface is smooth, soft, the edge