There is edema involving supraspinatus and infraspinatus muscles with loss of volume and fatty infiltration of both muscles, mainly supraspinatus.
The other rotator cuff muscles, as well as deltoid muscle, are normal in size and signal intensity.
No rotator cuff tear. No masses or cysts in the region of the suprascapular and spinoglenoid notches. No paralabral cysts. Normal looking quadrilateral space.
Normal glenoid labrum and articular surface. Normal bone marrow signal. No joint effusion.