Abstract: Behcet Disease (BD) is known to involve nervous system. In order to evaluate the prevalence of neurological complications as early manifestations of BD, and to determine their value as indicators of the disease, we conducted a prospective study on 261 consecutive patients reffered to our BD clinic (100 control subjects and 161 BD patients), including a Questionaire about neurological symptoms, complete physical (neruological) examination, and paraclinicalstudies, No definite (significant) difference ...