Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Succinic semialdehyde dehydrogenase deficiency ?
    ### Response:
    Succinic semialdehyde dehydrogenase (SSADH) deficiency is disorder that can cause a variety of neurological and neuromuscular problems. The signs and symptoms can be extremely variable among affected individuals and may include mild to severe intellectual disability; developmental delay (especially involving speech); hypotonia; difficulty coordinating movements (ataxia); and/or seizures.
    