Vitamin D plays a pivotal role in the regulation of calcium-phosphorus metabolism,
particularly during pediatric age when nutritional rickets and impaired bone mass acquisition …

Inborn errors of metabolism are single gene disorders resulting from the defects in the
biochemical pathways of the body. Although these disorders are individually rare …

Context: There is a controversy regarding the definition of vitamin D insufficiency as it relates
to bone health. Objective: The objective of the study was to examine the evidence for a …

The aims of the present position paper by the Committee on Nutrition of the French Society
of Paediatrics were to summarize the recently published data on vitamin D in infants …

Background: Current guidelines use differing definitions of vitamin D deficiency based on
serum 25-hydroxyvitamin D (25OHD) levels, which complicates clinical decision making on …

Aim: The aim was to study vitamin D status in a healthy adolescent Norwegian population at
69° N. Methods: The data presented come from The Tromsø Study: Fit Futures, during the …

During growth, severe vitamin D deficiency in childhood can result in symptomatic
hypocalcaemia and rickets. Despite the suggestion from some studies of a secular increase …

Vitamin D affects several body functions, and thus general health, due to its pleiotropic
activity. It plays a key role in bone metabolism, and its deficiency impacts bone development …

Severe vitamin D deficiency is known to cause rickets, however epidemiological studies and
RCTs did not reveal conclusive associations for other parameters of bone health. In our …

In adults, maximal suppression of serum parathyroid hormone (PTH) has commonly been
used to determine the sufficiency of serum 25-hydroxyvitamin D [25 (OH) D]. In children and …