Abnormal saccadic eye movements Dysmetric saccades Dysmetric eye saccades The controller signal for saccadic eye movements has two components: the pulse that moves the eye rapidly from one point to the next, and the step that holds the eye in the new position. When both the pulse and the step are not the correct size, a dysmetric refixation eye movement results. HP:0000641 UMLS:C1836392 Dysmetric eye movements Uncoordinated eye movement