Objective:To review the results of caloric test and the video head impulse test(vHIT)in a cohort of VM patients and assessed the value of each for predicting the prognosis in VM patients.Method:A retrospective analysis was performed on VM patients in our vertigo clinic,vestibular function were assessed by caloric test and vHIT at the initial visit and 6months t aftertreatment.Complete response(CR)was defined as no need for continued medication,uncomplete response(UR)as improved symptoms but need for continu...