Involuntary movements are rare ischemic stroke complication. Hemichorea, hemibalism and dystonia cases were described, especially during haemorrhage into basal ganglia and thalamus. The case of 73 years old woman is presented who was admitted to our Clinic cause of sudden choreatic involuntary movements occurrence within axial muscles and limbs. Computed Tomography showed ischemic focus in basal ganglia (head of caudate nucleus and lentiformis nucleus) and anterior branch of internal capsule. Cerebral angio--CT confirmed partial occlusion both medial arteries and atherosclerotical changes within the rest of cerebral arteries.