Dictionary of Cancer Terms
View in Spanish: Paratirina
Parathyrin (PAYR-uh-THY-rin)
A substance made by the parathyroid gland that helps the body store and use calcium. A higher-than-normal amount of parathyrin causes high levels of calcium in the blood and may be a sign of disease. Also called parathormone, parathyroid hormone, and PTH.
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.