Fig. 2
From: Bilateral oculomotor ocular neuromyotonia: a case report
Right oculomotor ocular neuromyotonia. The primary position was characterized by orthotropia (a). Following 30 s of left eccentric gaze (b), the patient developed involuntary contraction of the right medial rectus, which resulted in right esotropia while returning both eyes to the primary position (c). The right esotropia lasted approximately 2 min, then spontaneously resolved (d)