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Patellofemoral Joint Preservation: Cartilage Restoration, Unloading, and Avoiding Complications
Nathan H Varady1, Nicolas Pascual-Leone, Sabrina M Strickland
1Department of Sports Medicine, Hospital for Special Surgery, New York, NY.
Sports Medicine and Arthroscopy Review
|August 3, 2026
Summary
Patellofemoral chondral lesions cause knee pain. This review covers joint preservation strategies, emphasizing lesion analysis and biomechanical correction for durable outcomes.
Area of Science:
- Orthopedics
- Sports Medicine
- Regenerative Medicine
Background:
- Patellofemoral (PF) chondral lesions are a frequent cause of knee pain and disability.
- Etiologies include trauma (instability, fracture) and degeneration (overload).
Purpose of the Study:
- To synthesize current evidence on PF joint preservation strategies.
- To emphasize complication avoidance and long-term joint survival.
Main Methods:
- Review of contemporary evidence on PF joint preservation.
- Highlighting the importance of defining lesion characteristics and mechanical drivers.
- Summarizing current and emerging cartilage restoration techniques.
Main Results:
- Accurate diagnosis of lesion characteristics and primary mechanical drivers is crucial.
- Various cartilage restoration options exist, with emerging techniques available.
- Concomitant biomechanical optimization (unloading, soft tissue balancing) is vital for durable outcomes.
Conclusions:
- Informed surgical decision-making requires understanding lesion specifics and biomechanics.
- Maximizing long-term PF joint survival necessitates a comprehensive approach.
- Integrating cartilage restoration with biomechanical correction improves patient outcomes.
