RT Journal Article SR Electronic T1 Familial hypophosphatemic rickets causing ocular calcification and optic canal narrowing. JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 1252 OP 1254 VO 16 IS 6 A1 K S Caldemeyer A1 R R Smith A1 M K Edwards-Brown YR 1995 UL http://www.ajnr.org/content/16/6/1252.abstract AB In a case of familial hypophosphatemic rickets, marked bone thickening caused narrowing of the optic canals, resulting in bilateral optic atrophy. The case also showed metastatic calcification in the walls of both globes.