title: Essential night blindness with cone monochromasy.
mesh_terms: D000328:Adult; D003117:Color Vision Defects / Q000150:complications* / Q000503:physiopathology; D003623:Dark Adaptation; D006801:Humans; D008297:Male; D009755:Night Blindness / Q000150:complications* / Q000175:diagnosis / Q000503:physiopathology