Unfused paracondylar process
Citation, DOI & case data
Trauma patient. Intubated.
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Alignment is normal. No fracture or facet joint widening. Disc spaces are preserved. No prevertebral soft tissue swelling.
Incidental accessory bone articulating with the occipital bone lateral to the right occipital condyle and the adjacent right transverse process of the atlas (an unfused paracondylar process).
Nice example of a rare congenital variant of the occipital bone.