Elbow DislocationWhen the joint surfaces of an elbow are separated, the elbow is dislocated. Elbow dislocations can be complete or partial, and usually occur after a trauma, such as a fall or accident. In a complete dislocation, the joint surfaces

Erb's Palsy(Brachial Plexus Birth Palsy)Erb's palsy is a form of brachial plexus palsy. It is named for one of the doctors who first described this condition, Wilhelm Erb.The brachial plexus (BRAY-key-el PLEK-sis) is a network of nerves near the

Synovial ChondromatosisSynovial chondromatosis (also called synovial osteochondromatosis) is a rare, benign (noncancerous) condition that involves the synovium, which is the thin layer of tissue that lines the joints. Synovial chondromatosis can ar

Brachial Plexus InjuriesThe brachial plexus is a network of intertwined nerves that control movement and sensation in the arm and hand. A traumatic brachial plexus injury involves sudden damage to these nerves, and may cause weakness, loss of feeli

Forearm Fractures in ChildrenThe forearm is the part of the arm between the wrist and the elbow. It is made up of two bones: the radius and the ulna. Forearm fractures are common in childhood, accounting for more than 40% of all childhood fractures

Upper Extremity Limb Length DiscrepancyAn upper extremity limb length discrepancy is a difference in the lengths of the arms. A discrepancy can be present when a child is born (congenital) or develop when a child is older as the result of injury, i

Frozen ShoulderFrozen shoulder, also called adhesive capsulitis, causes pain and stiffness in the shoulder. Over time, the shoulder becomes very hard to move.After a period of worsening symptoms, frozen shoulder tends to get better, although full

Bone, Joint, and Muscle Infections in ChildrenChildren can develop infections in their bones, joints, or muscles. Often referred to as "deep" infections, the technical names for these conditions are:Osteomyelitis (bone infection)Septic arthritis