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.
2. a preceding occurrence or cause or event. 3. anything that precedes something similar in time. 4. the referent of an anaphor; a phrase or clause that is referred to by an anaphoric pronoun. Familiarity information: ANTECEDENT used as a noun is uncommon.â¢ ANTECEDENT (adjective).. anything that precedes something similar in time. 4. the referent of an anaphor; a phrase or clause that is referred to by an anaphoric pronoun. Familiarity information: ANTECEDENT used as a noun is uncommon. â¢ ANTECEDENT (adjective).