<<Disclaimer: Verify this information before applying it to your situation.>> Do any members on the list have experience/knowledge about possible relationship of celiac disease and higher level of parathyroid hormone? Blood tests will show a higher concentration of calcium ion in the blood (presumably coming off of bones) and a lower concentration of phosphate resulting from the elevated level of parathyroid hormone. What would be good internet source for information on parathyroid to check on this? Will summarize, Al