cerebral achromatopsia
   see achromatopsia.

Dictionary of Hallucinations. . 2010.

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  • Cerebral achromatopsia — is a type of color blindness that is caused by damage to the cerebral cortex of the brain, rather than abnormalities in the cells of the eye s retina. It is often confused with congenital achromatopsia.[1] Cerebral achromatopsia differs because… …   Wikipedia

  • Achromatopsia — Classification and external resources A person with complete achromatopsia would see only black, white and shades of grey. Additionally, the image would usually be blurry in brighter light (in the brightest light, effectively invisible) but would …   Wikipedia

  • achromatopsia —    Also referred to as monochromatism, monochromatopsia, and total colour blindness. The term achromatopsia comes from the Greek words achromatos (colourless) and opsis (seeing). It refers to the inability or strongly diminished ability to… …   Dictionary of Hallucinations

  • cerebral dyschromatopsia —    A term used to denote a variant of the group of *colour processing deficits characterized by a diminished or residual type of colour perception.    References    Zeki, S. (1990). A century of cerebral achromatopsia. Brain, 113, 1721 1777 …   Dictionary of Hallucinations

  • central achromatopsia —    see cerebral achromatopsia …   Dictionary of Hallucinations

  • Color blindness — Colorblind and Colourblind redirect here. For other uses, see Colorblind (disambiguation). Color blindness or color deficiency Classification and external resources An 1895 illustration of normal vision and various kinds of color blindness …   Wikipedia

  • Achromatopsie — Classification et ressources externes CIM 10 H53.5 CIM 9 368.54 OMIM …   Wikipédia en Français

  • Visual modularity — In cognitive neuroscience, visual modularity is an organizational concept concerning how vision works. The way in which the primate visual system operates is currently under intense scientific scrutiny. One dominant thesis is that different… …   Wikipedia

  • Color agnosia — (from the Greek ἀγνωσία agnōsia, ignorance or non knowledge ), is a medical or psychological condition that prevents a person from correctly associating hue names with common objects. The sufferer retains the ability of distinguishing hues. It is …   Wikipedia

  • colour scotoma —    A term used to denote a variant of * achromatopsia, characterized by the inability or diminished ability to perceive a specific colour within an island shaped part of the visual field.    References    Zeki, S. (1990). A century of cerebral… …   Dictionary of Hallucinations

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