Below is an instruction from Human. Write a response.
    ### Instruction:
    What are the treatments for Gastrointestinal Carcinoid Tumors ?
    ### Response:
    Key Points
                    - There are different types of treatment for patients with gastrointestinal carcinoid tumors.     - Four types of standard treatment are used:         - Surgery      - Radiation therapy      - Chemotherapy      - Hormone therapy         - Treatment for carcinoid syndrome may also be needed.
    