Below is an instruction from Human. Write a response.
    ### Instruction:
    What are the symptoms of Apert syndrome ?
    ### Response:
    What are the signs and symptoms of Apert syndrome? Apert syndrome is characterized by the premature fusion of certain skull bones (craniosynostosis). This early fusion prevents the skull from growing normally and affects the shape of the head and face, effectively resulting in a cone or tower shaped skull.
    