[Challenge in the management of benign paroxysmal positional vertigo].

Benign paroxysmal positional vertigo (BPPV) is the most common peripheral vestibular disorder,which is defined as a disorder of the inner ear characterized by repeated episodes of positional vertigo as changes in head position.The effective positioning maneuvers has made BPPV the most successfully treated type of vertigo.However,some patients experience a serious disturbance with residual vertigo,light cupula and persistent or repeated attacks of BPPV even after several trials of canalith repositioning procedures.In this article,the challenge as light cupula,management of residual vertigo and repeated attacks of BPPV after canalith repositioning procedures were reviewed.