Classification
Grade 1: Predominant thoracic central (axial) pain
Grade 2: Predominant thoracic radicular pain
Grade 3A: Significant axial and thoracic radicular pain
Grade 3B: Significant axial and lower leg pain with or without thoracic radicular pain
Grade 4: Myelopathy but not significant motor weakness
Grade 5: Paretic or paralytic (significant motor weakness)
Explanation
Provide an explanation for key principles and pertinent aspects of the classification
Figures
Insert figures illustrating the classification
Reference(s)
Anand N, Regan JJ. Video-assisted thoracoscopic surgery for thoracic disc disease: Classification and outcome study of 100 consecutive cases with a 2-year minimum follow-up period. Spine. 2002 Apr. 15;27(8):871-879.
Last Updated on September 27, 2026
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