What is glaucoma versus glioma?

See below: Glaucoma refers to a group of eye conditions that lead to damage to the optic nerve. This nerve carries visual information from the eye to the brain a glioma is a type of tumor that starts in the brain or spine. It is called a glioma because it arises from glial cells. The most common site of gliomas is the brain. Gliomas make up ~30% of all brain and central nervous system tumors.

Different disease: Glaucoma id a disease where the optic nerve is damages resulting in a loss of vision if not treated. A glioma is a type of tumor that forms in nervous tissure: brain, spinal cord.

Eyes vs. brain: Glaucoma is a disease of the eyes that often causes increased pressure inside the eyeballs and may damage the vision. Glioma is a category of brain tumor that contains several subtypes including astrocytoma and glioblastoma.