Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Genoa syndrome ?
    ### Response:
    Genoa syndrome is a rare condition that primarily affects the brain and skull. Babies with this condition are generally born with semilobar holoprosencephaly, a disorder caused by failure of the developing brain to sufficiently divide into the double lobes of the cerebral hemispheres.
    