Endocrine Abstracts

In line with European guidelines, infant formulas in France have been vitamin D-fortified with a vitamin D3 content of ~400 IU/l. New guidelines for the prevention of vitamin D deficiency and rickets have subsequently been published and the vitamin D supplement for formula-fed infants was reduced from 800 to 400 IU per day.To contribute to the evaluation of the need for vitamin D supplementation, a study was conducted to assess vitamin D3 intake (choleca...

Serum Crosslaps is a bone resorption specific marker already validated in adults for osteoporosis helping in decision and therapeutic. Not yet clinically evaluated in children, we wanted to analyse the usefulness of this marker in paediatric practice, easier to collect than the other bone resorption markers which need urinary collection often uncertain in children.Patients and methods: Serum Crosslaps were measured using the One Step ELISA immunoassay (O...