Below given is an image of types of anterior dislocation of shoulder.What is the type “B”?
DISLOCATION OF SHOULDER
Dislocations of the shoulder may be of the following types:
- Anterior dislocation: In this injury, the head of the humerus comes out of the glenoid cavity and lies anteriorly. It may be further classified into three subtypes depending on the position of the dislocated head .
- Preglenoid: The head lies in front of the glenoid.
- Subcoracoid: The head lies below the coracoid process. Most common type of dislocation.
- Subclavicular: The head lies below the clavicle.
Anterior Dislocation of Shoulder
- Posterior dislocation: In this injury, the head of the humerus comes to lie posteriorly, behind the glenoid.
- Luxatio erecta (inferior dislocation): This is a rare type, where the head comes to lie in the subglenoid position.