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X-ray shoulder showing light bulb sign (left) in posterior shoulder dislocation. The image on the right was taken after reposition. The light bulb sign is a radiological finding observed on plain radiographs in the context of posterior shoulder dislocation. [1] It refers to the abnormal, rounded appearance of the humeral head, which resembles a ...
A Bankart lesion is a type of shoulder injury that occurs following a dislocated shoulder. [3] It is an injury of the anterior (inferior) glenoid labrum of the shoulder. [4] When this happens, a pocket at the front of the glenoid forms that allows the humeral head to dislocate into it.
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Anterior shoulder dislocation while carrying a frail elder. A dislocated shoulder is a condition in which the head of the humerus is detached from the glenoid fossa. [2] Symptoms include shoulder pain and instability. [2] Complications may include a Bankart lesion, Hill-Sachs lesion, rotator cuff tear, or injury to the axillary nerve. [1]
Post-reduction x-rays confirm successful joint alignment and can identify any injuries that may have been caused during the reduction procedure. [17] If initial X-rays are normal but additional injury is suspected, there may be a benefit of obtaining stress/weight-bearing views to look for injury to ligamentous structures and/or need for ...
Acromioclavicular joint dislocation is a common injury to the shoulder and is occurs most often in athletes. [5] This injury has a higher prevalence in men compared to women and approximately 5 men for every 1 women experience this type of injury. [5] Amongst women, the most common sport that lead to this injury type is cycling. [5]
Signs and symptoms of a dislocation or rotator cuff tear such as: Significant pain, which can sometimes be felt past the shoulder, along the arm. Inability to move the arm from its current position, particularly in positions with the arm reaching away from the body and with the top of the arm twisted toward the back. Numbness of the arm.
X-ray at right shows same shoulder after reduction and internal rotation, revealing both a Bankart lesion and a Hill-Sachs lesion. Diagnosis can be suspected by history and physical examination which is usually followed by imaging. Because of the mechanism of injury, apprehension of anterior dislocation is common with provocative maneuvers.