我院近年收治3例罕见神经鞘瘤，分别发生于颈部、右后上纵膈和胃体，术前均未能确诊，报道如下。临床资料例1，女，41岁。右侧颈前近右肩处肿块2年多，并右肩牵扯痛。体检：右侧胸锁乳突肌下1／3后缘可们及4cmX6cm肿块，边界清楚，质地坚硬，表面光滑而无压痛，不随吞咽移动。C In our hospital, 3 cases of rare schwannomas were treated in recent years. They occurred in the neck, the right posterior mediastinum, and the corpus, and were not diagnosed before surgery. The report is as follows. Clinical data Example 1, female, 41 years old. The mass on the right side of the neck near the right shoulder was more than 2 years old, and the right shoulder was involved in pain. Physical examination: The right sternocleidomastoid muscle posterior 1 / 3 posterior edge can be 4cmX6cm mass, the boundary is clear, texture is hard, smooth surface without tenderness, does not move with swallowing. C