Schwann-cell tumor

例句：

1. 1.This patient has a rare neurofibroma, which is a type of Schwann-cell tumor.
   这名患者患有一种罕见的神经纤维瘤，这是一种施万细胞瘤。
2. 2.The child's brain had developed a small Schwann-cell tumor that required surgery to remove.
   这个孩子的脑部发展出了一个小的施万细胞瘤，需要手术来切除。
3. 3. Schwann-cell tumors are often found in the peripheral nerves and can be treated with radiation therapy.
   施万细胞瘤通常出现在周围神经中，可以通过放射治疗来治疗。