Dr. Tom Walters, DPT, OCS on Instagram: "💥𝐈𝐧𝐯𝐞𝐫𝐭𝐞𝐝 𝐉 𝐒𝐢𝐠𝐧💥 —— 📚The inverted J sign refers to the abnormal tracking pattern of the patella during active knee extension, where it shifts laterally before suddenly moving medially into the trochlear groove near terminal extension. This creates a reverse “J”-shaped path, visible when observing the patella from the front durin

Dr Piyush Jain PT on Instagram: "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"