jerky nystagmus

jerk·y nystagmus

(jûr′kē)
n.
A nystagmus in which there is a slow drift of the eyes in one direction, followed by a rapid recovery movement.
References in periodicals archive ?
Internuclear ophthalmoplegia is characterized by paresis or paralysis of adduction of the ipsilateral eye on attempted horizontal gaze to the contralateral side, horizontal jerky nystagmus in the contralateral abducting eye and intact convergence.
The other kind jerky nystagmus causes horizontal jerky movements, which are worse in one direction.