the differentiation of primary hyperparathyroidism from the hypercalcemia of malignancy is important since the relief of distressing symptoms and prevention of hypercalcemic crises and renal failure can be accomplished relatively easily by parathyroid surgery in the former condition , and only with difficulty , at times , with fluids and drugs in the latter condition .
C0149911
hypercalcemia of
C0020437
hypercalcemic