Bilateral Apogeotropic Lateral Canal BPPV: Role of Secondary Signs of Lateralization in Diagnosis.

Abstract

Bilateral lateral canal benign paroxysmal positional vertigo (BPPV) is extremely uncommon because of difficulties in diagnosing such cases. We present first case of bilateral apogeotropic lateral canal BPPV. We want to stress that secondary signs of lateralization like bow lean test is of great help in diagnosing such cases.