Nance-Horan Syndrome, also known as cataract-dental syndrome, is related to cataract 28 and cataract 40. An important gene associated with Nance-Horan Syndrome is NHS (NHS Actin Remodeling Regulator), and among its related pathways/superpathways is 1q21.1 copy number variation syndrome. Affiliated tissues include eye and brain, and related phenotypes are nystagmus and cataract