2. Hyperparathyroidism - Symptoms, Diagnosis, Treatment of Hyperparathyroidism - NY Times Health Information
I wonder whether doctors might routinely explore a physical basis for the sudden, unexplained onset of emotional pain.
health.nytimes.com

3. Hyperparathyroidism, Health Information, UW Health, University of Wisconsin Hospital, Madison
The parathyroid glands are located in the neck, near or attached to the back side of the thyroid gland. They produce parathyroid hormone, which controls calcium, phosphorus, and vitamin D levels within the blood and bone.
apps.uwhealth.org