RT Book, Section A1 Kay, Seth A1 Singer, Michael C. A1 Terris, David J. A2 Lalwani, Anil K. SR Print(0) ID 1169078389 T1 Parathyroid Disorders T2 Current Diagnosis & Treatment Otolaryngology—Head and Neck Surgery, 4e YR 2020 FD 2020 PB McGraw-Hill Education PP New York, NY SN 9780071847643 LK accesssurgery.mhmedical.com/content.aspx?aid=1169078389 RD 2024/03/29 AB The parathyroid gland is a key regulator of calcium homeostasis. While hyperparathyroidism is now most often diagnosed in asymptomatic patients, untreated it can have devastating effects on multiple organ systems. Primary hyperparathyroidism, the most common cause of hypercalcemia in nonhospitalized patients, is curable with surgery in most cases.