Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Sotos syndrome ?
    ### Response:
    Sotos syndrome is a condition characterized mainly by distinctive facial features; overgrowth in childhood; and learning disabilities or delayed development. Facial features may include a long, narrow face; a high forehead; flushed (reddened) cheeks; a small, pointed chin; and down-slanting palpebral fissures.
    