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Calcaneal lipoma with Cockade sign

Case contributed by Mohammad Taghi Niknejad
Diagnosis almost certain

Presentation

Left ankle trauma due to falling.

Patient Data

Age: 40 years
Gender: Male

A well-defined lytic lesion with a narrow transitional zone is noted at the anteroinferior portion of the calcaneum which shows a small central sclerotic focus.

Case Discussion

This is a case of an intraosseous calcaneal lipoma with central calcification, an incidental finding in a 40 year-old patient with ankle trauma. This appearance resembles the badge generally worn upon a hat and is called the "Cockade sign".

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