All of the following are findings of patients with schizophrenia except

Studies using CT have consistently shown that the brains of patients with schizophrenia have lateral and third ventricular enlargement and some degree of reduction in coical volume. Disorders of smooth visual pursuit and the disinhibition of saccadic eye movements are commonly seen in patients with schizophrenia. Electroencephalographic studies of patients with schizophrenia indicate that a high number have abnormal records, increased sensitivity to activation procedures, decreased a-activity, and increased 7- and 8-activity. No studies have shown impaired cerebellar functioning.