Please help! My sister has been experiencing headaches, dizziness,blurred vision, loss of balance, lesions on the brain,and inflamation of the brain and spinal cord. She has had MRIs,spinal taps, and even a brain biopsy and the doctors STILL cant tell her whats wrong. Have you ever heard of anyone who has had these symptoms/problems? If you have please please please respond ASAP! thanks!