Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) WAGR syndrome ?
    ### Response:
    WAGR syndrome is a disorder that affects many body systems and is named for its main features: Wilms tumor, anirida, genitourinary anomalies, and intellectual disability (formerly referred to as mental retardation).  People with WAGR syndrome have a 45 to 60 percent chance of developing Wilms tumor, a rare form of kidney cancer.
    