Low Vitamin D Doesn't Cause High Blood Calcium

Low Vitamin D does not cause high calcium. Dr James Norman speaks at the endocrinology conference on Vitamin D and low vitamin D. All patients with primary hyperparathyroidism and high calcium have low vitamin D. See: http://www.parathyroid.com/low-vitami... to see these graphs up close. Low vitamin D and calcium levels above 10.1 almost guarantee a parathyroid tumor and parathyroid surgery are needed. 00:11 Introduction to vitamin D and parathyroid disease 00:44 Concept of secondary hyperparathyroidism explained 01:22 Debunking low vitamin D causing high calcium 02:26 Vitamin D levels in 6,821 parathyroid patients 03:05 Correlation of calcium and vitamin D metabolites 04:33 Duration of high calcium affects vitamin D conversion 05:10 Postoperative vitamin D self-normalization 06:48 Geographic latitude impact on vitamin D levels 08:15 Risks of vitamin D supplementation in hypercalcemia 09:13 Summary: Low vitamin D not cause of high calcium