Olecranon foramen

Case contributed by Dr Jeremy Jones

Presentation

Fall onto outstretched hand.

Patient Data

Age: 15 years
Gender: Female
X-ray

There is lack of ossification at the olecranon fossa - a normal variant, called an olecranon foramen.

Case Discussion

Increased lucency in the distal humerus with no ossification at the olecranon fossa. This is a normal variant called an olecranon foramen and is the result of failure of ossification of the septum between the olecranon fossa and coranoid fossa.

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