Most symptoms are related to optic nerve and spinal cord dysfunction, and include:

  • Loss or blurring of vision in one or both eyes
  • Loss of color vision
  • Paralysis (no motor function) of a limb or limbs
  • Paraparesis (weakness) of a limb or limbs
  • Loss of sensation
  • Loss of bladder or bowel control
  • Profound bladder retention
  • Intractable nausea and vomiting
  • Intractable hiccups