The sole purpose of the parathyroid glands is to regulate the calcium levels so the nervous and muscular systems can function properly. They are four pea sized glands located behind the thyroid.
Hyperparathyroidism
Hyperparathyoidism is a disorder of the parathyroid glands.
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Hypoparathyroidism
Hypoparathyroidism is decreased function of the parathyroid glands, leading to decreased levels of parathyroid hormone (PTH).
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