using the Positive and Negative Syndrome Scale (PANSS).63 The total brief psychiatric rating scale (BPRS) score indicated that patients were mildly-to-moderately disturbed (Table 1). Most patients (n = 13) did not receive antipsychotic medications for at least 14 days before testing. Ten patients were treated with olanzapine (n = 5), clozapine (n = 2), risperidone (n = 1), haloperidol (n = 1), or fluphenazine (n = 1), with chlorpromazine equivalents ranging from 150 to 1506 mg/day.65
