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Impingement Classification

Copeland-Levy Classification

Ofer Levy, G. Sforza, Ron M. Dodenhoff, Stephen A. Copeland, Arthroscopic Evaluation of the Impingement Lesion: Pathoanatomy & Classification. JBJS (B) Supp. III,n pg. 233, 2000.


Acromial Side 

A0   Normal - smooth surface   

A1   Minor scuffing, haemorrhage or local injection and inflammation

A2   Marked scuffing / damage of the undersurface of the acromion & CA ligament

A3   Bare bone areas


Bursal Side

B0   Normal - smooth surface

B1   Minor scuffing, haemorrhage or local injection and inflammation

B2   Major scuffing of cuff, partial thickness tear

B3   Full thickness tear

B4   Massive cuff tear


For some case examples Click Here 

Download the Classification


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