Your parathyroid glands are four tiny glands located at the four corners of your thyroid gland. They are about the size of a pea and produce hormones to regulate the calcium levels in your blood and ...

Hyperparathyroidism is a condition wherein the parathyroid glands create too much parathyroid hormone. This can cause the levels of calcium in the blood to rise, which, without treatment, can lead to ...

Parathyroid cancer is a very rare type of cancer that starts in the parathyroid gland. It can cause hyperparathyroidism, which can result in high calcium levels in the blood. The most common treatment ...

Dear Dr. Roach • I’m a 78-year-old woman with many symptoms of parathyroid disease (chronic fatigue, feel “ill,” need naps, less concentration, memory “hesitation,” blurred vision), yet the blood ...