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Patient position. The patient is positioned in a comfortable beach-chair position with the arm free to move. (Reproduced, with permission of Elsevier, from: Matsen FA 3rd, Clinton J, Rockwood CA Jr, Wirth MA Lippitt MA. Glenohumeral arthritis and its management. In: Rockwood CA Jr; Matsen FA 3rd; Wirth MA; Lippitt SB, editors. The shoulder. 4th ed. Philadelphia: Saunders; 2009.)
