Prognostic value of initial electronystagmography findings in idiopathic sudden sensorineural hearing loss without vertigo.

Objective:We used electronystagmography (ENG) to characterize recurrent hearing loss and its progression to definite Meniere's disease in patients with idiopathic sudden sensorineural hearing loss (SSHL) without subjective vertigo.Methods:We reviewed medical records of 1,334 patients with unilateral