Opsoclonus 2009-09-23T10:40:51Z Spontaneous, non-rhythmic, multi-directional, chaotic movements of the eyes, giving the appearance of agitation. There may be bursts of conjugate movement of the eyes in varying directions and of varying amplitude. Bursts of large-amplitude multidirectional saccades without intersaccadic interval UMLS:C0242567 SNOMEDCT_US:194177006 HP:0010543 Abnormal involuntary eye movements Saccadic oscillation