Silicone Metacarpophalangeal Arthroplasty: A Matched Cohort of Osteoarthritis and Rheumatoid Arthritis Patients

Key Points

• This study aims to compare outcomes of silicone MCP arthroplasty between rheumatoid arthritis and osteoarthritis patients.
• Conducted a matched cohort analysis of patients undergoing silicone MCP arthroplasty.
• Evaluated reoperation rates and coronal deviation in both RA and OA groups.
• Patients with osteoarthritis showed lower coronal deviation compared to rheumatoid arthritis patients.
• OA patients had fewer late reoperations for deformity than RA patients.