Case ReportPublished 4 August 2026Vestibular function assessment using the video head impulse test and videonystagmoscopy in congenital nystagmus and vertigo: a long-term case reportAntonio Denia-Lafuente · Belén LombarderoFrontiers in Audiology and Otologydoi 10.3389/fauot.2026.1917636