types

Hyperparathyroidism happens when there is too much parathyroid hormone (PTH) in the blood. This is due to overactivity of one or more (total four) parathyroid glands in the neck. Types / Classification of Hyperparathyroidism Causes (Etiology) of Hyperparathyroidism Primary Secondary Tertiary • Non-cancerous tumor (adenoma) • Paget’s disease, bone cancers • Overactive PTH even when…