Case Report: Total Sudden Hearing Loss with Benign Paroxysmal Positional Vertigo

Introduction Sudden sensorineural hearing loss（SSNHL）is defined as a hearing loss of at least 30 dB over three contiguous frequencies occurring in less than 3 days[1].Vertigo and profound hearing loss are considered poor prognostic factors in SSNHL[2-4].The most common diseases associated with vertigo in SSNHL include BPPV,vestibular neu-[3]