Introduction Hyperparathyroidism is a medical condition characterized by the excessive production of parathyroid hormone (PTH) by the parathyroid glands, which are located in the neck. PTH plays a critical role in regulating calcium and phosphorus levels in the blood. While hyperparathyroidism has traditionally been studied in the context of PTH and its effects on … Continue reading Endothelin and Parathyroid Hormone Interactions: Implications for Hyperparathyroidism