Congenital Ocular Motor Apraxia: A Form of Horizontal Gaze Palsy

Abstract

has recently described an unusual congenital anomaly and suggested that it should be called "congenital ocular motor apraxia". In this disease all forms of vertical conjugate movements are normal, but lateral conjugate rotations of the eyes show abnormal features. Voluntary lateral gaze from the primary position to look at an object at one side is performed by a movement of head and eyes characteristic of the disorder. The head is jerked towards the object whilst the eyes rotate in the opposite direction. This contrary ocular rotation is presumably due to an un- *