India, May 31 -- Parathyroid problems masquerade as common problems of many other organs, misleading many medical specialists. The parathyroid glands are endocrine organs that secrete the parathyroid hormone (PTH), parathormone, or parathyrin. The parathyroid glands were the last human organ identified in 1880 by Ivar Sandstrom, a Swedish medical student. The parathyroid glands were first discovered in the Indian rhinoceros by Richard Owen in 1852, hence, the single-horned Indian rhino (not the double-horned African rhino) is the mascot of endocrine surgery worldwide. Studies of parathyroid hormone levels by Roger Guillemin, Andrew Schally, and Rosalyn Sussman Yalow led to the development of laboratory immunoassays and a Nobel Prize, less...