Tuesday, November 22, 2011

Ulnar Attachment of the Annular Ligament

A small fossa can be seen in the proximal ulna at the attachment of the annular ligament. The size of this fossa ranges from a small notch, as seen above, to a wider saucer. It should not be mistaken for a pathological process.


Keats TE and Anderson MW. Atlas of Normal Roentgen Variants That May Simulate Disease. 8th edition, page 556; Mosby (2004).

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