The chondral defect may be accompanied by bone decline, resulting in an osteochondral defect. Together with the symptoms of knee osteoarthritis, the detached fragment could be a free system and could possibly lead to locking from the knee joint. At Artisan Orthopaedics, we are authorities in the rehabilitation of athletes. https://www.theorthopaedicandpainpractice.com/what-are-cartilage-lesions/