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TitleDescriptionSubject
26 Test Your Knowledge: The Acute Vestibular Syndrome with Gaze-Evoked Nystagmus and Bilaterally Abnormal Head Impulse Testing Due to Middle Cerebellar Peduncle and Flocculus HemorrhageThis is a 70-year-old woman with a history of atrial fibrillation on warfarin presenting with acute prolonged vertigo and imbalance. In addition to the findings demonstrated in the first part of the video, what else should be seen to reassure the examiner that the etiology of her vertigo is benign? ...Abnormal VOR; Jerk Nystagmus; Acute Vestibular Syndrome; Cerebellar OMS; Gaze Evoked Nystagmus
27 Testing for Adduction Lag in Partial INO Using an Optokinetic StimulusIn this patient we demonstrate the use of an optokinetic stimulus to elicit an internuclear ophthalmoplegia (INO). Occasionally adduction appears to be normal with an INO, and an adduction lag with horizontal saccades should be sought as a confirmatory sign. Optokinetic tape is an easy way to assess...INO; Jerk Nystagmus
28 Vestibular Neuritis with + Head Impulse Test and Unidirectional NystagmusVestibular neuritis is the most common cause of the acute vestibular syndrome, which is characterized by continuous vertigo and spontaneous nystagmus lasting days. It may be mimicked by central causes, including stroke, but in the hands of subspecialists, the HINTS+ (Head Impulse, Nystagmus, Test o...Jerk Nystagmus; Acute Vestibular; Vestibular Nystagmus
29 Vestibular Neuritis with + Head Impulse Test and Unidirectional Nystagmus (Figure 1)Vestibular neuritis is the most common cause of the acute vestibular syndrome, which is characterized by continuous vertigo and spontaneous nystagmus lasting days. It may be mimicked by central causes, including stroke, but in the hands of subspecialists, the HINTS+ (Head Impulse, Nystagmus, Test of...Jerk Nystagmus; Acute Vestibular; Vestibular Nystagmus
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