Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Wolf-Hirschhorn syndrome ?
    ### Response:
    Wolf-Hirschhorn syndrome is a condition that affects many parts of the body. The major features of this disorder include a characteristic facial appearance, delayed growth and development, intellectual disability, and seizures.  Almost everyone with this disorder has distinctive facial features, including a broad, flat nasal bridge and a high forehead.
    