title: [Vertigo secondary to periaqueductal syndrome].
abstract: We present a clinical case of extrinsic periaqueductal syndrome caused by an epidermoid cyst in the pineal gland. This is a unusual disorder and those localized in the epiphysis are extremely rare. A bibliographic review of the incidence, clinical aspects, diagnosis and therapy is carried out in this article.
authors.affiliation: Servicio de ORL, Complejo Hospitalario Llerena-Zafra Badajoz.
authors.forename: D H
authors.initials: DH
authors.lastname: Balderrama-Caballero
authors.forename: A L
authors.initials: AL
authors.lastname: Dreier Spikernagel
authors.forename: J
authors.initials: J
authors.lastname: Mata Peñuela
mesh_terms: D000293:Adolescent; D001300:Audiometry, Evoked Response; D002150:Caloric Tests; D002552:Cerebral Ventricles / Q000002:abnormalities; D004584:Electronystagmography; D004814:Epidermal Cyst / Q000150:complications* / Q000473:pathology*; D006801:Humans; D006849:Hydrocephalus; D008279:Magnetic Resonance Imaging; D010870:Pineal Gland / Q000473:pathology*; D014717:Vertigo / Q000175:diagnosis / Q000209:etiology*