Prior arthroplasty at the affected shoulder;

Patients with inflammatory arthritis;

Patients with post-capsulorrhaphy arthritis;

Patients with post-traumatic arthritis;

Patients with rotator cuff tear arthropathy;

Patients exhibiting a lack of physical or mental ability to perform or comply with the study procedures;

Patients who are pregnant;

Patients with implanted medical devices that are contraindicated to exposure up to a 3.0-tesla magnetic field.

3D MR Versus 3D CT for Glenohumeral Arthritis