These tumors, known as optic pathway gliomas, are affecting both eyes. The tumor on Buzz's right eye has already taken his vision away in that eye. Now the tumor on his left eye threatens his ...

Low-grade gliomas are classified as grades 1 and 2; high-grade gliomas are classified as grades 3 and 4. Optic gliomas: These are usually grade 1 tumors that start in the optic nerves, which lead ...

Significant differences are identified between pediatric and adult gliomas of similar histology. Outcome can differ by age; infants with glioblastoma multiforme can do well without radiation ...