<s>[INST] Right leg numbness over a year, given diagnosis multiple sclerosis, pinched nerve, bulging disc, arthritis, numerous test done all negative, placed on steroids no success, final new test done carotid Doppler, abnormal, sent to ER for eval, sent home, left complete block, right partial block, vascular doctor pending consult appt, how devastated . [/INST] Hi, Welcome to Chat Doctor forum.  Now the diagnosis is made, and the doctors will follow the treatment lines, accordingly. It causes obstructions to the blood flow to the brain. It may be due to the cholesterol, and either sclerosis or an external obstruction.  Take more of green leafy vegetables, pulses, sprouts, and protein rich foods to hasten the recovery.  Wishing for a quick and complete recovery. Thank you. </s>