Mri shoulder marked synovitis with patchy areas of subchondral bone marrow edema at the glenohumeral joint; findings of a hill-sachs deformity. help!

Dislocation: Sounds like you have had a dislocation of the shoulder. See a shoulder specialist and follow their advice.

? prior dislocation: A hill-sachs deformity refers to an impaction injury to the back side of the humeral head & is a sign of a prior dislocation of the shoulder. Glenohumeral joint synovitis and bone edema are nonspecific. This could be from prior trauma or arthritis.