<unk>  is a color vision deficiency in which there is a predominance of yellow in vision due to a yellowing of the optical media of the eye. The most common cause is digoxin's inhibitory action on the sodium pump, and the development of cataracts which can cause a yellow filtering effect. It has been suggested that digitalis-derived digoxin, used to treat heart failure, induced<unk>  is responsible for the yellow tinting exhibited by many of Van Gogh's works.<unk>  is also a rare side-effect of jaundice, in which bilirubin may be deposited into the eye in sufficient quantity to produce a yellow tint to the vision.
Xanthopsia
Cynanthropy
Dysmorphopsia
Photopsia
Anopsia
Macropsia
Cyanopsia
Pelopsia