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Parathyroid hormone
Pronunciation
Definition 1
A substance made by the parathyroid gland that helps the body store and use calcium. A higher-than-normal amount of parathyroid hormone causes high levels of calcium in the blood and may be a sign of disease. Also called parathormone, parathyrin, and PTH. (NCI Dictionary)
Definition 2
Encoded by human PTH Gene (Parathyroid Hormone Family), secreted (parathyroid cells) 115-aa 13-kDa (precursor) Parathyroid Hormone elevates blood Ca2+ levels by dissolving the salts in bone and preventing renal excretion. PTH defects cause familial isolated hypoparathyroidism. (NCI Thesaurus)
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A parathyroid gland adenoma composed predominantly or entirely of neoplastic cells with abundant granular eosinophilic cytoplasm.
A benign or malignant neoplasm affecting the parathyroid glands.
A parathyroid gland adenoma that contains a mixture of neoplastic cells (chief cells, oncocytes, and clear cells).
