Ameloblastoma of the maxilla with distant metastases and hypercalcemia.

A case of metastatic ameloblastoma of the maxilla with secondary hypercalcemia in a 54-year-old man is presented. After treatment with surgery, chemotherapy, and radiotherapy, the patient was found to have multiple metastases and severe hypercalcemia associated with high levels of parathormone-like substance in the peripheral blood. At autopsy he was found to have widespread metastases and nephrocalcinosis.