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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 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
4 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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