Posterior shoulder dislocation occurs when the top of the upper arm bone, known as the humerus, moves backward out of its socket. This causes pain, muscle spasms, and a limited range of motion. The ...

A dislocation is a joint injury in which the bones are forced out of their usual positions and are completely separated. Your joints are where two or more bones meet. It can be hard to tell if a bone ...

Shoulder instability occurs when your shoulder joint (ball and socket) has lost is normal alignment (ball resting symmetrically in the socket), which causes your arm to lose its support. The most ...

The shoulder, or pectoral girdle, is a structure that plays an essential role in many functions and movements. The three shoulder bones include the scapula, the clavicle, and the humerus. A shoulder ...

If you injure your finger while playing sports, rock climbing, or gardening, you may be unsure if you've sustained serious damage, such as a fracture, sprain, or dislocation. Or maybe you simply ...

A dislocated elbow is a painful injury that requires medical treatment. With treatment, you should be able to restore function and range of motion to the arm. A dislocated elbow occurs when the bones ...