WebThe drive-through sign refers to the ability to pass the arthroscope easily between the humeral head (round ball at the top of the upper arm) and the glenoid cavity. The glenoid … WebJan 31, 2024 · The trough line sign is a sign of posterior shoulder dislocation on AP shoulder radiograph. Pathology. In a posterior dislocation, the anterior aspect of the humeral head becomes impacted against the posterior glenoid rim. With sufficient force, this …
Shoulder radiography - SlideShare
WebApr 12, 2024 · Trough sign (75%) = "reverse Hill-Sachs" = compression fracture of anteromedial humeral head Fracture of posterior glenoid rim Avulsion fracture of lesser tuberosity Isolated fractures of the lesser tuberosity should raise suspicion of an associated posterior dislocation Posterior Dislocation of the Shoulder. WebOct 31, 2015 · The hallmark characteristics of rotator cuff (RC) tendinopathy are pain and weakness, experienced most commonly during shoulder external rotation and elevation. Assessment is complicated by nonspecific clinical tests and the poor correlation between structural failure and symptoms. golden fry st helens bishop auckland
Learning Radiology - Dislocation, Shoulder, posterior, inferior ...
WebPurpose: During arthroscopy of the shoulder, the ability to pass the arthroscope easily between the humeral head and the glenoid at the level of the anterior band of the inferior glenohumeral ligament is considered a positive drive-through sign. The drive-through sign has been considered diagnostic of shoulder instability and has been associated with … WebSep 19, 2014 · Other signs include the rim sign (>6mm gap between the medial humeral head and anterior glenoid rim), the trough sign/reverse Hill-Sachs lesion (compression fracture of anteromedial humeral head ... WebMar 26, 2024 · Trough line sign is a dense vertical line at the medial humeral head resulting from impaction of the humeral head. The resulting impaction fracture of the antero-medial aspect of the humeral head is the Reverse Hill-Sachs lesion. Trough line sign indicates a Reverse Hill-Sachs lesion of posterior shoulder dislocation goldenfry wetherby