Ac Joint Classification Rockwood

Ac joint disruption slight vertical separation of acj cc ligament sprain cc distance wide deltoid trapezius intact.

Ac joint classification rockwood. A joint dislocation also called luxation occurs when there is an abnormal separation in the joint where two or more bones meet. Fractures and dislocations of the shoulder. Acute acromioclavicular ac joint dislocation is classified according to rockwood. Last modified apr 09 2012 08 08 ver.

Rockwood classification of acromioclavicular joint separations clinical orthopaedics and related research 475 1. Acromioclavicular joint injuries are characterized by damage to the acromioclavicular joint and surrounding structures. The rockwood classification 1998 is the most common classification system in use for acromioclavicular joint injuries 3. The rockwood classification is the standard instrument used to categorize these injuries and guides many surgeons in their surgical decision making.

Treatment is immobilzation or surgical reconstruction depending on the degree of separation and ligament injury. Fractures in adults edited by rockwood ca 1341 1414 lippincott raven 1996. It takes into account not only the acromioclavicular joint itself but also the coracoclavicular ligament the deltoid and trapezius. A joint dislocation can cause damage to the surrounding ligaments tendons muscles and nerves.

Minor sprain of the acromioclavicular ligament intact joint capsule intact. Acromioclavicular joint injuries rockwood classification. Orthopaedicsone the orthopaedic knowledge network. The rockwood classification of acromioclavicular injuries in adults is as follows ref10 ref1 ref8 ref9.

Ac ligament sprain ac joint intact cc ligaments intact deltoid trapezius intact. Rockwood classification system. High grade injuries rockwood iv and v are usually managed operatively. Although clinically relevant dynamic horizontal translation is not listed in this classification or in other frequently used clinical evaluation tools.

A partial dislocation is referred to as a subluxation dislocations are often caused by sudden trauma on the joint like an impact or fall. A acromioclavicular joint injury otherwise known as a shoulder separation is a traumatic injury to the acromioclavicular ac joint with disruption of the acromioclavicular ligaments and or coracoclavicular cc ligaments. 10 they are not however entirely benign 11 and a minority will suffer ongoing pain. Almost invariably traumatic in etiology they range in severity from a mild sprain to complete disruption.

Created apr 09 2012 04 12. Rockwood classification system figure 2.