Endocrine Abstracts

Background: Primary hyperparathyroidism (PHPT) is characterized by abnormal regulation of PTH secretion by calcium. The most common clinical presentation of PHPT is asymptomatic (80% cases), followed less likely by the classical symptoms of bones, stones, abdominal moans, and psychic groans. The diagnosis of PHPT is usually first suspected because of the finding of an elevated serum calcium concentration along with a rise in Parathyroid hormone (PTH) level. Serum phosphorus le...