Endocrine Abstracts

Introduction: Hypercalcemia of malignancy usually appears in patients with osteolytic metastasis and in those patients with humoral hypercalcemia due to secretion of PTHrp by the tumor. Hypercalcemia due to calcitriol production by the tumor is uncommon (<1% of cases of hypercalcemia of malignancy). It is the cause of virtually all cases of hypercalcemia in patients with Hodgkin’s lymphoma and approximately one third of cases in non-Hodgkin’s lymphoma. It has als...