Cyclic alternating pattern
Feb. 06, 2023
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This young man has a 2-year history of incoordination, unsteady gait, finger-snapping stereotypy, and orofacial tics with sucking, clicking, and smacking sounds as well as tongue- and cheek-biting. He displays a slow chorea associated with typical bending movements of the trunk, giving him the appearance of a “rubber man.” These features are characteristic of neuroacanthocytosis. (Contributed by Dr. Joseph Jankovic.)