Patte classification of rotator cuff tendon retraction

The Patte classification describes the amount of supraspinatus tendon retraction in a complete tear of the rotator cuff of the shoulder, and is applied on sequences in the frontal plane :

  • stage 1: proximal stump near the bony insertion
  • stage 2: proximal stump is at the level of the humeral head
  • stage 3: proximal stump at the level of glenoid or more proximal