See Saw Nystagmus | definition of See Saw Nystagmus by Medical dictionary
See Saw Nystagmus
A rare form of ocular nystagmus in which one eye moves upward while the other moves downward repetitively, usually due to lesions in the third ventricle or the pons. This spontaneous nystagmus consists of pendular oscillation—elevation and intorsion—of one eye and depression and extorsion of the opposite eye alternating every half cycle
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