Retinal Cone Dystrophy 3b, also known as cone dystrophy with supernormal rod responses, is related to pathologic nystagmus and night blindness, and has symptoms including photophobia An important gene associated with Retinal Cone Dystrophy 3b is KCNV2 (Potassium Voltage-Gated Channel Modifier Subfamily V Member 2), and among its related pathways/superpathways are Neuropathic Pain-Signaling in Dorsal Horn Neurons and Potassium Channels. Affiliated tissues include retina, and related phenotypes are strabismus and macular atrophy