Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Microcephalic osteodysplastic primordial dwarfism type 1 ?
    ### Response:
    Microcephalic osteodysplastic primordial dwarfism type 1 (MOPD1) is a genetic condition that is mainly characterized by intrauterine and post-natal growth retardation; an abnormally small head size (microcephaly); abnormal bone growth (skeletal dysplasia); distinctive facial features; and brain anomalies.
    