pseudohyperparathyroidism
[ sōō′dō-hī′pər-păr′ə-thī′roi-dĭz′əm ]
n.
Hypercalcemia occurring in association with a malignant neoplasm but without skeletal metastases or primary hyperparathyroidism, possibly caused by the formation of parathyroid hormone by nonparathyroid tumor tissue.