Grade 1 – Pilocytic Astrocytoma Also called Juvenile Pilocytic Astrocytoma (JPA) Characteristics Slow growing, with relatively well-defined borders Grows in the cerebrum, optic nerve pathways, brain stem and cerebellum Occurs most often in children and teens Accounts for two percent of all brain tumors Treatment Surgery is the standard treatment. If the tumor cannot be … Continue reading Astrocytoma