Global Dystonia Severity Rating Scale (GDS)
Authors: Cynthia L. Comella, Sue Leurgans, Joanne Wuu, Glenn T. Stebbins, Teresa Chmura and Members of The Dystonia Study Group
The Global Dystonia Severity Rating Scale (GDS) serves as an instrument to assess dystonia severity. The GDS is a global scale applied to 10 body regions: eyes and upper face, lower face, jaw and tongue, larynx, neck, shoulder and proximal arm (left and right), distal arm and elbow (left and right), proximal leg and pelvis (left and right), distal leg and foot (left and right) and trunk.
Original Publication │ View the Scale (PDF)
Year Published: 2003
Scale Last Updated: December 7, 2018
Assessment Type: ClinRO
Estimated Time to Complete: 15-20 minutes
Available Translations: None
Additional Scale Publications:
Albanese A, Sorbo FD, Comella C, Jinnah HA, Mink JW, Post B, Vidailhet M, Volkmann J, Warner TT, Leentjens AF, Martinez‐Martin P, Stebbins GT Goetz CG and Schrag A. Dystonia rating scales: Critique and recommendations. Movement Disorders. 2013 July; 28 (7) 874-883.