Evaluation of Structural and Functional Integrity of the Rotator Cuff After Total Shoulder Arthroplasty

Evaluation of Structural and Functional Integrity of the Rotator Cuff After Total Shoulder Arthroplasty

The purpose of this study is to examine the rotator cuff muscles in your shoulder at one and two year post total shoulder replacement surgery.

Inclusion Criteria:

• age >45yrs
• primary diagnosis of osteoarthritis of the shoulder
• total shoulder replacement performed by Dr. Armstrong
• administered a local anesthetic mixture and not regional anesthesia
• all genders
• Fluent in written and spoken English
• Patients capable of giving informed consent

Exclusion Criteria:

• Known contraindications to CT/EMG
• Inability to provide informed consent
• History of recent trauma to the shoulder
• Atypical shoulder pain
• Other suspected shoulder pathology (i.e. tumor, infection)
• Pregnancy
• Bilateral total shoulder arthroplasty