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Figure 3a. Magnetic Resonance Imaging (MRI) of the rotator cuff and corresponding arthroscopic views. Views of shoulders in two different patients. (A) Normal MRI image of the rotator cuff, the white arrow points to the supraspinatus tendon at its attachment to the head of the humerus (arm bone). (B) The typical appearance of the rotator cuff in ?(A)? viewed through the arthroscope from below the cuff. The view is from the back of the shoulder joint looking forward. (C) MRI image of a moderately torn rotator cuff. The red arrow marks the torn edge of the rotator cuff, note the ?wavy? tendon edge (D) The typical appearance of the torn cuff in ?(C)? as viewed through the arthroscope. This view is from above the cuff, looking down at the torn edge.
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