This report presents one case of rare benign intraosseus lipoma of the
os calcis, which is analysed under the clinical: histopathologic and
radiologic view. Not only the radiographic but also the computed tomog
raphic findings has shown a typical picture of an intraosseous lipoma
including a central calcification. In order to exclude a malignant tra
nsformation and as a prophylaxis of a pathological fracture the operat
ive removal and bone graft transplantation is considered as therapy of
choice.