zd17 copy.JPG (77697 bytes) 17.The schwannoma is seen microscopically to be composed of spindle cells (like most neoplasms of mesenchymal origin), but the cells are fairly uniform and there is plenty of pink cytoplasm.

17．镜下,许旺氏细胞瘤象多数间充质来源的肿瘤一样,由梭形细胞组成，细胞大小形态一致,胞浆粉红。