Sesamoid ossicle of the nuchal ligament

Case contributed by Dr MT Niknejad

Presentation

Work up for neck pain.

Patient Data

Age: 75 years
Gender: Male

A well defined, corticated opacity is noted in the posterior soft tissue of the neck at the level of the C4 and C5, inferring sesamoid ossicle of the nuchal ligament.

Case Discussion

Sesamoid ossicles of the nuchal ligament are a relatively common anatomical variant, usually asymptomatic. They shouldn't be mistaken with myositis ossificans, avulsion fracturescalcareous bursitis, or calcium hydroxyapatite deposition disease.

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