Results As for the location of the tumor, 5 were in the orbit, 2 in the nasal cavity, 1 in the temporal fossa, 1 in the infratemporal fossa, and 2 in the extracranial parietooccipital part.

• 结果肿瘤病变部位：眶内5例，鼻腔2例，颜窝、颞下窝各1例，顶枕部2例。