An 9-year-old male presents with a history of "injury".
Two radiographs of the right elbow demonstrate posterior displacement of the ulna and radius relative to the distal humerus.
Post-reduction images demonstrate normal alignment of the elbow joint
- What is the probable mechanism of injury?
- Normal exam; no injury identified.
- Anterior force on a flexed elbow.
- Fall on an outstretched hand.
- Traction applied to an extended arm.
- What is the most commonly associated fracture associated with this injury?
- Normal exam: no associated injuries.
- Avulsion fracture of the medial epicondyle.
- Mid shaft fracture of the radius (not shown on this exam).
- Radial nerve injury
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