Intraosseous lipoma of the calcaneus: A case report and review of the literature

Intraosseous lipoma of the calcaneus is a rare benign primary tumor. It presents a problem of differential diagnosis with solitary lytic image on standard radiography. CT and MRI can reveal the fatty nature of these lesions. The appearance is typical for stage 2 lipomas achieving the cockade sign, although stage 3 may require pathological verification.