PT - JOURNAL ARTICLE AU - Hurst, Katherine TI - Primary Hyperparathyroidism as a Secondary Cause of Depression AID - 10.3122/jabfm.2010.05.090199 DP - 2010 Sep 01 TA - The Journal of the American Board of Family Medicine PG - 677--680 VI - 23 IP - 5 4099 - http://www.jabfm.org/content/23/5/677.short 4100 - http://www.jabfm.org/content/23/5/677.full SO - J Am Board Fam Med2010 Sep 01; 23 AB - A 27-year-old woman was initially diagnosed and treated for depression with suicide ideation. Thirteen months later, kidney stones, an elevated parathyroid hormone, and elevated calcium levels led to a diagnosis of primary hyperparathyroidism. The patient was treated for hyperparathyroidism by resection of the superior right parathyroid gland. When the calcium levels were regulated, the patient's moods, concentration, and memory were back to baseline.