Nuchal ligament ossification

Case contributed by Mohammad Osama Hussein Yonso
Diagnosis certain


Chief complaint: cut injury chin due to battery blast at the workplace, complain of foreign body in the chin. Examination: small wound on the chin, no tendon or vessel injury

Patient Data

Age: 50 years
Gender: Male

Zoomed view


Soft tissue swelling of the chin. A small faint radio-opaque shadow is noted at the soft tissue of the chin may be a foreign body.

Two nuchal ligament ossifications.

Case Discussion

The patient was admitted for chin cut injury and the nuchal ligament ossification are noted as an incidental finding.

Sesamoid ossicles of the nuchal ligament are a relatively common anatomical variant that is usually asymptomatic and most commonly occur at the C5-C6 or C6-C7 vertebral levels. 

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