Endocrine Abstracts

Calcium and Vitamin D deficiency is a common cause of falls and fracture and supplementation with 1 g of calcium and 800 IU of vitamin D is commonly recommended.However, the serum level of 25 OHD that defines deficiency is controversial, and the 25 OHD level required to normalise serum parathyroid hormone (PTH)-in the presence of normal calcium- is often used. In this study we set out to explore how effective is 1 g of calcium and 800 IU of vitamin D in ...