Below is an instruction from Human. Write a response.
    ### Instruction:
    What are the symptoms of Wilms Tumor and Other Childhood Kidney Tumors ?
    ### Response:
    Signs of Wilms tumor and other childhood kidney tumors include a lump in the abdomen and blood in the urine. Sometimes childhood kidney tumors do not cause signs and symptoms and the parent finds a mass in the abdomen by chance or the mass is found during a well-child health check up.
    