Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Occipital horn syndrome ?
    ### Response:
    Occipital horn syndrome (OHS) is characterized by sagging and non-stretchy skin (cutis laxa), wedge-shaped calcium deposits in a bone at the base of the skull (occipital bone), coarse hair, and loose joints.  Individuals with OHS are said to have normal or slightly reduced intelligence.
    