New BPPV maneuver! Have you tried the Bascule Maneuver for stubborn posterior canal cupulolithiasis or atypical short arm posterior canalithiasis? In addition to moving briskly between positions, vibration is applied on the mastoid of the affected side for at least one rep in the positions when the patient is side lying, both when the nose is down and again when the nose is up. Consider pre-medicating with an anti-emetic if nausea is of concern. This video demonstrates treatment for the left pos