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after-nystagmus
after-nystagmus After-nystagmus, specifically optokinetic after-nystagmus, is the continued rhythmic eye movement that gradually fades after a moving visual stimulus is suddenly stopped.
After-nystagmus, specifically optokinetic after-nystagmus, is the continued rhythmic eye movement that gradually fades after a moving visual stimulus is suddenly stopped. It reflects a slow discharge of the neural system involved in integrating motion signals, and its time constant is described as shorter in people with vestibular disorders than in healthy controls.