Modality: X-ray (Frontal)

- “ Posterior shoulder dislocation demonstrated on initial plain films (trough line sign and loss of normal half moon overlap sign) .  Post reduction...”

Used in the following article:

  • Trough line sign - “ The trough line sign is a sign of posterior shoulder dislocation on AP films.  In a posterior dislocation, the anterior aspect of the humeral hea...”
  • Posterior shoulder dislocation - “ Posterior shoulder dislocations are far less common than anterior shoulder dislocations and can be difficult to identify if only AP projections ar...”
  • Shoulder radiograph (an approach) - “ Shoulder radiographs are common films to see in the Emergency Department, especially during the weekend after sporting events. Systematic review ...”

View full size version of Posterior shoulder dislocation with reverse Hill-Sachs and reverse Bankart lesions

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