Acromioclavicular joint dislocation

Case contributed by Dr Mostafa El-Feky


Cardiac patient presented with dyspnea.

Patient Data

Age: 80 years
Gender: Female


Right pleural effusion extending to the horizontal fissure and obliterating the right cardiac border silhouette. Prominent vascular and interstitial markings of both lungs.

Enlarged cardiac shadow.

Right acromioclavicular joint dislocation, with elevation of the acromial head of the right clavicle above the superior border of the acromion. The coracoclavicular distance is less than twice normal (type III acromioclavicular injury).

Dorsal spondylodegenerative changes.

Case Discussion

The cause of dyspnea, in this case, is a right pleural effusion. The right acromioclavicular joint dislocation is incidentally noted, suggesting an old injury. According to the Rockwood classification, it is considered a type III injury.

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