Osteochondritis dissecans (OCD) is a condition that develops in joints, most often in children and adolescents. It occurs when a small segment of bone begins to crack and separate from its surrounding region due to a lack of blood supply.| orthoinfo.aaos.org
Synovial chondromatosis is a rare, benign (noncancerous) condition that involves the synovium -- the thin layer of tissue that lines the joints. Synovial chondromatosis can arise in any joint in the body, but most commonly occurs in the knee.| orthoinfo.aaos.org
Osteoarthritis of the elbow can happen because of a previous injury such as elbow dislocation or fracture. Most commonly, however, it is the result of a normal wearing away of the joint cartilage from age and activity.| orthoinfo.aaos.org
A cortisone shot is a simple in-office procedure in which a steroid is injected into a joint in combination with an anesthetic. Cortisone shots help to reduce the pain associated with many joint conditions, such as arthritis and bursitis, as well as carpal tunnel syndrome and back pain.| orthoinfo.aaos.org
An ankle sprain occurs when the strong ligaments that support the ankle stretch beyond their limits and tear. A sprain can range from mild to severe, depending upon how much damage there is to the ligaments.| orthoinfo.aaos.org