hi, i am a diabetic and have neuropathy. also i have broken my l 1 last december in which they did kyroplasty that helped very little, also depression and anxiety, also got emphazima and copd. my arms and neck about 2 months ago started twitching. the neck has been at night before i fall a sleep the arms are at any given time and last from a simple twitch to nonstop moving of the arms and hands nurolagist had a cat scan done and showed no strokes and now wants a mri done what will that show and what are they lookin for also i have been out of work for 7 months now and can not afford another bill