Overview
Total shoulder arthroplasty replaces the damaged joint surfaces.

Indications
Severe shoulder arthritis with intact rotator cuff.

How it is done
Metal and plastic components replace the humeral head and glenoid.

Risks and considerations
Infection, loosening, or stiffness are possible.

Recovery timeline
Sling and rehab; major recovery in 3 to 6 months.

When to seek care
Fever, redness, or sudden pain requires evaluation.