Vitamin D Deficiency
John A Kanis, University of Sheffield, UK
Published online: January 2003
DOI: 10.1038/npg.els.0002108
Abstract
Vitamin D is a secosteroid that must be metabolized before exerting biological effects. Vitamin D deficiency states may arise
from inadequate supplies, defective metabolism or target tissue resistance. Privational vitamin D deficiency is treated with
vitamin D, whereas vitamin D‐resistant states are treated with its hydroxylated derivatives.
Keywords: rickets; osteomalacia; secondary hyperparathyroidism; calcitriol; calcidiol
References
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