Below is an instruction from Human. Write a response.
    ### Instruction:
    What causes Autoimmune autonomic ganglionopathy ?
    ### Response:
    What causes autoimmune autonomic ganglionopathy? The cause of autoimmune autonomic ganglionopathy is not fully understood. An autoimmune component is presumed, as the body's own immune system damages a receptor in the autonomic ganglia (part of the peripheral autonomic nerve fiber).
    