Vertigo Positional maneuvers are important tools to diagnose and treat one of the most common reasons of vertigo, BPPV. In this condition the calcium crystals present in the inner ear get dislodged from their normal position causing directional vertigo. Other causes may require elaborate vestibular evaluation tests. But whatever the reason is, early expert advice and treatment gives immense relief from symptoms. Your doctor can help you decide which options are best for you.