An unusual case of adamantinoma of long bones.

Adamantinoma of the tibia is a rare bone lesion, in which it is impossible to predict the biological behaviour. A case of extremely late local recurrence and lung metastasis is presented. Additionally, the patient developed pneumothorax on the right side months before intrapulmonary metastasis could be detected by X ray. Finally 1 week before her death the young woman suffered from paraneoplastic severe hypercalcemia leading to hypercalcemic coma and pancreatitis.