Ask them for a full body cat scan. Green bowels, means usually some kind of infection. You can request your test results and a second opinion. You need to see a neurologist. I kind of get the feeling from what you described they are missing something on the CT scan too. I'm 29, and happen to have like everything on high heaven while working health care. Have xrays done at a chiropractor center. Sometimes, you can get pressure from being missalligned and inflamed muscles against nerves for the confusion, fatigue, etc.
DX: Wegener's Disease, Migraines, Diabetese Type II, PCOS, Lactose Intolerant, Benign Heart Murmer, Depression, Asthma, Asperger's Syndrome, Necrotizing Gramultous Inflamation in eye, A.D.D., Acid Reflux, Tumor Behind the Eye, Carpal Tunnel, Fibromyolgia, Clasterphobic, Arthritis
Medications: Tri Nessa, Percocet, Metformin, Prilosec, Protonix, Zantac, Advair, Cingulair, Albuterol, Calcium + Vitamin D, Pro-Air, Pepcid, Rolaids, Zofran, Compuzeen, Refresh Plus Eye Drops PRN: Epi-Pen, Albuterol Nebulizer, Benedryl
Undergoing Radiation Taking Lorazepam (Ativan) on Radiation Days