Below is an instruction from Human. Write a response.
    ### Instruction:
    What is the outlook for Adult Central Nervous System Tumors ?
    ### Response:
    Certain factors affect prognosis (chance of recovery) and treatment options. The prognosis (chance of recovery) and treatment options for primary brain and spinal cord tumors depend on the following:         - The type and grade of the tumor.    -  Where the tumor is in the brain or spinal cord.
    