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A 50-year-old woman with hypertension had an acute pontine hemorrhage, as seen on computed tomography (Panel A, arrow), which resulted in quadriplegia. Thirty months later, she reported having difficulty reading because of oscillopsia. The physical examination revealed pendular nystagmus (two cycles per second) with a predominantly vertical component and some horizontal and torsional eye movements (Video 1). She also had palatomyoclonus, seen as rhythmic, involuntary contractions of the soft palate and pharyngopalatine arch (one to two cycles per second) (Video 2). T2-weighted magnetic resonance imaging of the brain showed hyperintensity and enlargement of the inferior . . . [Full Text of this Article] |
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