Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Cerebellar Hypoplasia ?
    ### Response:
    Cerebellar hypoplasia is a neurological condition in which the cerebellum is smaller than usual or not completely developed. Cerebellar hypoplasia is a feature of a number of congenital (present at birth) malformation syndromes, such as Walker-Warburg syndrome (a form of muscular dystrophy.
    