In 2006 I had a complete thyroidectomy and suffered some parathyroid complications. Read more about my thyroid story HERE. Pea-sized parathyroid glands (two on each side of your thyroid) sit directly adjacent to the two thyroid lobes in your neck. Parathyroid glands produce parathyroid hormone, which regulates calcium levels in the blood. Even small changes … More A Caution Story: Hypocalcemia and Diamox (Acetazolamide)