• vitamin D deficien
  • The term vitamin D-resistant rickets (VDRR) originally was used to describe a syndrome of hypophosphatemia and rickets (and/or osteomalacia) that resembled vitamin D deficiency but did not respond to vitamin D replacement or pharmacologic doses of vitamin D. Most of these cases were caused by renal phosphate wasting, leading to the alternate name of 'phosphate diabetes. (uptodate.com)
  • Hereditary pseudo vitamin D deficiency rickets in a Pakistani infant. (bmj.com)