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Adult Reconstruction
intermediate
X-Type

Total Shoulder Arthroplasty

Shoulder Arthroplasty

A 68-year-old woman presents with severe right shoulder pain and limited function. She has primary glenohumeral osteoarthritis with concentric glenoid wear and an intact rotator cuff on MRI. Active forward elevation is 90 degrees with significant posterior glenoid wear. She failed conservative management including physiotherapy and cortisone injections. Regarding total shoulder arthroplasty:

Mark each as TRUE or FALSE

A

Anatomic total shoulder arthroplasty (aTSA) is indicated for primary glenohumeral osteoarthritis wit...

B

The deltopectoral approach is most commonly used for aTSA; the cephalic vein is typically preserved ...

C

Anatomic TSA is preferred over reverse TSA for cuff tear arthropathy; glenoid component loosening is...

D

Reverse total shoulder arthroplasty (rTSA) medializes the center of rotation and tensions the deltoi...

E

Glenoid component loosening (the "rocking horse" phenomenon) is the most common cause of aTSA failur...

Answer the questions to see explanations

Click T (True) or F (False) for each option