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Conversion Total Knee Arthroplasty
Pradip Ramamurti1, Safa C Fassihi1, Seth Stake1
1Department of Orthopaedic Surgery, George Washington University, Washington, DC.
JBJS Reviews
|November 23, 2021
Summary
Conversion total knee arthroplasty (TKA) involves complex procedures. Understanding these challenges can improve patient outcomes and surgical planning for conversion TKA patients.
Area of Science:
- Orthopedic Surgery
- Arthroplasty Research
- Biomedical Engineering
Background:
- Conversion total knee arthroplasty (TKA) encompasses diverse procedures, including those following ligamentous reconstruction, ORIF, HTO, and UKA.
- Conversion TKA cases often present increased operative times and surgical complexity compared to primary TKA.
- Existing literature shows conflicting results regarding implant survivorship and patient outcomes for conversion TKA versus primary TKA.
Purpose of the Study:
- To elucidate the specific challenges associated with conversion total knee arthroplasty.
- To provide insights that can inform clinical decision-making and patient management strategies for conversion TKA.
Main Methods:
- Review and synthesis of existing literature on conversion TKA.
- Comparative analysis of outcomes between conversion TKA and primary TKA.
Main Results:
- Conversion TKA is associated with higher surgical complexity and potentially increased complication rates.
- Evidence on implant survivorship and patient-reported outcomes is mixed, with some studies indicating poorer results for conversion TKA.
Conclusions:
- A deeper understanding of conversion TKA complexities is crucial for optimizing patient care.
- Improved knowledge can lead to better patient expectation management, intraoperative adaptations, and postoperative guidance.
