Now, there are a few types of ependymomas and they’re WHO graded I through III.

有几类室管膜瘤，按照世组织分级为I级至III级。

Finally, another common infratentorial tumor is an ependymoma.

最后，另一种常见的脑幕下肿瘤是室管膜。

Has shown that she has a myxopapillary ependymoma...it's a tumor in her spinal canal, but the good news is that we can operate.

显示她患有乳头粘液性室管膜瘤...是椎管里面的瘤，但是好消息是我们可以动手术解决。

Now, again, they can form in the brain and spinal cord because that’s where ependymal cells are found, but pediatric ependymomas tend to form in the fourth ventricle.

同样，它们可以在大脑和形成，因为这些地方分布着室管膜细胞，但儿童室管膜瘤往往在第四脑室形成。

For example, as pinealomas, medulloblastomas, and ependymomas enlarge - the mass of the tumor can compress nearby ventricles blocking the flow of cerebrospinal fluid which causes swelling, called hydrocephalus.

例如，随着松果体瘤、母细胞瘤与室管膜瘤的增大，巨大的肿瘤可以压迫一旁的脑室，阻断脑液的流动，从而引起组织肿胀，称为脑水肿。