idiopathic hypercalcemia


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hypercalcemia

 [hi″per-kal-se´me-ah]
excess of calcium in the blood; called also calcemia. See calcium, and see table of Electrolyte Imbalances at electrolyte.
idiopathic hypercalcemia a condition of infants, associated with vitamin D intoxication, characterized by elevated serum calcium levels, increased skeletal density, mental deterioration, and nephrocalcinosis.
hypercalcemia of malignancy abnormal elevation of serum calcium associated with malignant tumors, resulting from osteolysis caused by bone metastases or by the action of circulating osteoclast-activating factors released from distant tumor cells (known as humoral hypercalcemia of malignancy).

idiopathic hypercalcemia

A type of hypercalcemia seen in infants, caused by vitamin D intoxication.
See: bends
See also: hypercalcemia
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