chromatopsia

A condition in which objects appear to be abnormally colored or tinged with color; designated according to the color seen: xanthopsia, yellow vision; erythropsia, red vision; chloropsia, green vision; cyanopsia, blue vision. SYN: chromatic vision, colored vision, tinted vision. Cf.:dyschromatopsia. [chromato- + G. opsis, vision]

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chro·ma·top·sia .krō-mə-'täp-sē-ə n a disturbance of vision which is sometimes caused by drugs and in which colorless objects appear colored

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n.

abnormal coloured vision: a rare symptom of various conditions. Sometimes everything looks reddish to patients after removal of their cataracts; patients suffering from digitalis poisoning may see things in green or yellow. Similar disturbances of colour may be experienced by people recovering from inflammation of the optic nerve.

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chro·ma·top·sia (kro″mə-topґse-ə) [chromato- + -opsia] a visual defect in which colored objects appear unnaturally colored and colorless objects appear tinged with color. The chromatopsias are named for the colors seen: cyanopsia, blue; chloropsia, green; erythropsia, red; xanthopsia, yellow. Chromatopsia may be caused by drugs, disturbance of the optic centers, cataract extraction, or dazzling light.