NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 7,919 terms related to cancer and medicine.
- listen (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.