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TitleDescriptionSubject
1 Abnormal Visually-Enhanced VOR in Cerebellar Ataxia, Neuropathy, Vestibular Areflexia Syndrome (CANVAS)A 67 year old woman presented with 1 year of progressive numbness, gait instability, and oscillopsia when walking or with head movements. Examination showed excessive square-wave jerks, bilateral horizontal gaze-evoked nystagmus, impairment of the visually-enhanced vestibular ocular reflex (vVOR - s...Abnormal Pursuit; Abnormal VOR; Abnormal HIT; Cerebellar; Jerk Nystagmus; Gaze Evoked Nystagmus
2 Acute Vestibular Syndrome With Skew Deviation and Positive Head Impulse Test Due to a Demyelinating LesionThis is a patient who initially presented with the acute vestibular syndrome (AVS, e.g., acute prolonged vertigo, spontaneous nystagmus). ; See https://collections.lib.utah.edu/details?id=187730 for additional history. ; Her HINTS (Head Impulse, Nystagmus, Test of Skew) testing indicated a central e...VOR HIT; Alignment; Acute Vestibular
3 Acute Vestibular Syndrome with Ocular Tilt Reaction Due to Bacterial LabyrinthitisThis is a patient who initially presented with the acute vestibular syndrome (AVS, e.g., acute prolonged vertigo, spontaneous nystagmus) and right sided hearing loss, and was diagnosed with bacterial labyrinthritis. Her HINTS (Head Impulse, Nystagmus, Test of Skew) testing indicated a central etiolo...VOR HIT; Alignment; Jerk Nystagmus; Vestibular Nystagmus; Acute Vestibular
4 Central Acute Vestibular Syndrome Due to Posterior Fossa HemorrhageThis is a patient presenting with the acute vestibular syndrome (AVS, e.g., acute prolonged vertigo, spontaneous nystagmus) whose HINTS (Head Impulse, Nystagmus, Test of Skew) testing indicated a central etiology based on negative (normal) head impulse testing (HIT). Nystagmus was unidirectional and...VOR HIT; Alignment; Jerk Nystagmus; Vestibular Nystagmus; Acute Vestibular
5 Cerebellar Ataxia, Neuropathy, & Vestibular Areflexia Syndrome (CANVAS): Impaired Visually-Enhanced VOR and Abnormal Head Impulse TestingA 67 year old woman presented with 1 year of progressive numbness, gait instability, and oscillopsia when walking or with head movements. Examination showed excessive square-wave jerks, bilateral horizontal gaze-evoked nystagmus, impairment of the visually-enhanced vestibular ocular reflex (vVOR - s...VOR Abnormal; HIT Abnormal; Jerk Nystagmus; Gaze Evoked Nystagmus; Square Wave Jerks
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