Patellar Mal-Tracking and The "J-Sign" The J sign is a deviation in the patellar path during the knee flexion to extension, it is often seen with Patellar Mal-Tracking. It is Characterized by a lateral patellar shift followed by a Distinct 'J- Shaped' Motion. Implications: This indicates an imbalance in the muscles or structural irregularities such as laxity in ligaments #knee #kneepain #reel #drpiyushjainpt #galenaphysiotherapy | Piyush Jain

Do you have the "J" sign? . Patella instability is a common problem we treat in my practice. The stability of the patella can be assessed with multiple physical exam tests performed in the office. . The J sign is a physical exam observation that correlates with poor patellar tracking. The patella takes an inverted J shaped path as flexion is initiated from a fully extended position. . It represents the engagement of the patella within the femoral trochlear groove as the knee flexes. There is a h