Olecranon fractures result from a direct fall onto a flexed elbow. As the triceps inserts upon the olecranon, most olecranon fractures tend to be displaced. These fractures are not generally comminuted.
A | Lateral radiograph of the elbow. The typical appearance of an olecranon fracture. The triceps tendon has distracted the fracture fragments. |
B | Oblique radiograph of the elbow. This image also demonstrates the olecranon fracture. |
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