Below is an instruction from Human. Write a response.
    ### Instruction:
    What are the symptoms of Childhood Central Nervous System Embryonal Tumors ?
    ### Response:
    Signs and symptoms of childhood CNS embryonal tumors or pineoblastomas depend on the child's age and where the tumor is. These and other signs and symptoms may be caused by childhood CNS embryonal tumors, pineoblastomas, or other conditions. Check with your child's doctor if your child has any of the following:         - Loss of balance, trouble walking, worsening handwriting, or slow speech.
    