Acromion-clavicle disjunction (left<unk>  — note that the<unk>  is lower and the "piano key"; the scar on the photograph and the screws on the radiography are ostheosynthesis material from a former trauma repair, without any connection with the present trauma.<unk> s often occur in people who participate in sports such as football, soccer, horseback riding, hockey, lacrosse, parkour, combat sports, rowing, rugby, snowboarding, skateboarding, crack the whip, cycling, roller derby and wrestling. The separation is classified into 6 types, with 1 through 3 increasing in severity, and 4 through 6 being the most severe. The most common mechanism of injury is a fall on the tip of the<unk>  or also a fall on an outstretched hand. In falls where the force is transmitted indirectly, often only the acromioclavicular ligament is affected, and the coracoclavicular ligaments remain unharmed. In ice hockey, the separation is sometimes due to a lateral force, as when one gets forcefully checked into the side of the rink.
Separated shoulder
Dislocated shoulder
Clavicle fracture
Scapular fracture
Sacral fracture
Sprained ankle
Back strain
Scaphoid fracture