Extrapyramidal Symptom Rating Scale (ESRS)

Chouinard G


Basic description

Originally developed in 1979 for epidemiological studies of tardive dyskinesia in schizophrenic outpatients on long-term classical anti-D2 antipsychotic medications


Chouinard G

Extrapyramidal symptom rating scale (ESRS) (Chouinard) © 1979
To assess four types of drug-induced movement disorders (DIMD): Parkinsonism, akathisia, dystonia, and tardive dyskinesia (TD)
Therapeutic area
  • Nervous System Diseases
Therapeutic indication

Movement Disorders

Drug-induced movement disorders (DIMD): Parkinsonism, akathisia, dystonia, and tardive dyskinesia (TD)
Type of Clinical Outcome Assessment (COA)
  • clinro ClinRO
  • perfo PerfO
6 translation(s)
Bibliographic reference(s) of the original questionnaire

Chouinard G, Annable L, Ross-Chouinard A, Nestoros JN. Factors related to tardive dyskinesia. Am J Psychiatry. 1979 Jan;136(1):79-82 (PubMed Abstract)

Chouinard G., Ross-Chouinard A., Annable L., Jones BD. The Extrapyramidal Symptoms Rating Scale. Can J Neurol Sci.1980;7:233–244  (Abstract from Congress) Canadian College of Neuropsychopharmacology, Third Annual Meeting University of Alberta Edmonton, Alberta  May 12-13, 1980

Chouinard G, Margolese HC. Manual for the Extrapyramidal Symptom Rating Scale (ESRS). Schizophr Res. 2005 Jul 15;76(2-3):247-65. Erratum in: Schizophr Res. 2006 Jul;85(1-3):305 (PubMed Abstract)

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