Case Report: PDF OnlyMaintenance ECT in Mentally Retarded, Treatment-Resistant Schizophrenic PatientsChanpattana, Worrawat M.D.Author Information Department of Psychiatry, Srinakharinwirot University, Vajira Hospital, Samsen, Dusit, Bangkok, Thailand The Journal of ECT: June 1999 - Volume 15 - Issue 2 - p 150-153 Buy Abstract Three treatment-resistant schizophrenic patients with mental retardation were successfully treated with maintenance ECT combined with neuroleptics over a period of 6–18 months. There were no adverse effects. This report illustrates the benefits of ECT in schizophrenic patients with mental retardation. © 1999 Lippincott Williams & Wilkins, Inc.