What Causes Tertiary Hyperparathyroidism?

What Causes Tertiary Hyperparathyroidism? Tertiary hyperparathyroidism usually happens after long-term secondary hyperparathyroidism when the parathyroid glands How do primary and tertiary hyperparathyroidism differ? Tertiary hyperparathyroidism is defined by autonomous release of parathyroid hormone while in a hypercalcaemic state. Unlike primary hyperparathyroidism, hypercalcemia in the tertiary form is thought to be the result of resolution of