Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) focal dermal hypoplasia ?
    ### Response:
    Focal dermal hypoplasia is a genetic disorder that primarily affects the skin, skeleton, eyes, and face. About 90 percent of affected individuals are female. Males usually have milder signs and symptoms than females. Although intelligence is typically unaffected, some individuals have intellectual disability.
    