If it is a fibromatous tumor, you need to check mitosis and cytologic atypia carefully to see if it is malignant, like fibrothecoma.Malignant fibrous tumor is very few in ovary.

如果它是纤，你应该象纤卵泡样，需要认真地观察核分裂和细胞异以判断它是否为恶，卵巢恶纤非常少见。

Nasopharyngeal fibroma is a very rare, benign, soft tissue tumor.This disease almost always occurs in young men.It is also called polypoid fibroma or fibromatous polyp.

摘要鼻咽纤是非常罕见的良结缔组织，最常发生在年青的男，也称为息肉样纤或纤样息肉。