Acquired Pendular Nystagmus

Fixationspendelnystagmus Hanachi fi01

When the subject is looking straight ahead, pendular eye movements can be seen, which are mainly horizontal with a high frequency, leading to prominent horizontal oscillopsia. They are also present when the patient looks upward (35 seconds) and when the patient looks downward (43 seconds). All in all, they are very modulated by the direction of gaze.

When the subject is looking straight ahead, pendular eye movements can be seen, which are mainly horizontal with a high frequency, leading to prominent horizontal oscillopsia. They are also present when the patient looks upward (35 seconds) and when the patient looks downward (43 seconds). All in all, they are very modulated by the direction of gaze.