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.
1. an event preceding or occasioning another event-setting the stage for a particular response. 2. In linguistics, the noun or pronoun to whom the phrase refers (for example, train in the sentence: the train was late tonight). 3. In a proposition, this refers to the if part that is then followed by the then part. For example, in the sentence: If John is a man, then he will eventually die, if John is a man is the antecedent. Also known as protasis. See also affirming the antecedent-denying the antecedent. ANTECEDENT: The antecedent for his or her crying behavior is the other child snatching his or her toy.