Acquired cone dysfunction and other photopic system diseases.
D003116:Color; D003624:Darkness; D003937:Diagnosis, Differential; D004594:Electrophysiology; D004596:Electroretinography; D005128:Eye Diseases / Q000175:diagnosis*; D005425:Flicker Fusion; D006801:Humans; D009900:Optic Nerve; D010786:Photoreceptor Cells; D012160:Retina