Parathyroid Disease and hyperparathyroidism can be caused by several things... But, most parathyroid problems occur because one parathyroid gland develops into a benign parathyroid tumor. This page describes what causes the parathyroid gland to go bad and grow into a parathyroid tumor (causing hyperparathyroidism).
antecedent noun [C usually pl]. âº something âexisting or âhappening before, esp. as the âcause of an âevent or âsituation: The âbook âdealt with the âhistorical antecedents of the Civil War.
Many âpeople âfeel a âgreat âcuriosity to âfind out about âtheir antecedents. âº specialized language a word or phrase that a âpronoun refers back to: In the âsentence He âpicked a âbook off the âshelf and âhanded it to Sally, âbook is the antecedent of it. uk /Ëaen.ËÃ¦n.tiËsiË/ dÉnt /-us-/ tÌ¬É. formal