Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Septo-optic dysplasia ?
    ### Response:
    Septo-optic dysplasia is a disorder of early brain development. The signs and symptoms vary from person to person; however, underdevelopment (hypoplasia) of the optic nerve, abnormal formation of structures along the midline of the brain, and pituitary hypoplasia are the characteristic findings.
    