4.2.1 Image characteristics on MRI rotator cuff lesions 4.2.1.1 Image of partial rotator cuff lesion Table 3.5 shows that, the number of patients with partial tearing accounted for 38.3% with 59 patients, in the surgical group was 40.2%, with the most common part of the tendon tear on the supraspinatus tendon, accounting for 29.9%.