Below is an instruction from Human. Write a response.
    ### Instruction:
    What are the stages of Ovarian Epithelial, Fallopian Tube, and Primary Peritoneal Cancer ?
    ### Response:
    Key Points
                    - After ovarian, fallopian tube, or peritoneal cancer has been diagnosed, tests are done to find out if cancer cells have spread within the ovaries or to other parts of the body.     - There are three ways that cancer spreads in the body.
    