Below is an instruction from Human. Write a response.
    ### Instruction:
    What are the symptoms of Nance-Horan syndrome ?
    ### Response:
    What are the signs and symptoms of Nance-Horan syndrome? The main features of Nance-Horan syndrome include congenital cataracts, dental abnormalities, distinctive facial features, and in some cases, intellectual disability. In affected males, the primary physical characteristic is the presence of dense clouding of the lens (cornea) of both eyes at birth (congenital bilateral cataracts).
    