mercredi 5 septembre 2007

Achromatopsia


Rod monochromacy (achromatopsia) is a rare, nonprogressive inability to distinguish any colors as a result of absent or nonfunctioning retinal cones. It is associated with light sensitivity (photophobia), involuntary eye oscillations . Achromatopsia protanopia (red/green color blindness; no red cones), deutanopia (red/green color blindness; no green cones), tritanopia (blue/yellow color blindness; no blue cones), grayscale/achromatopsia (quick check for all forms of colorblindness) . Main story #2: What caused the majority of the population of Guam in the early part of this century to fall ill ..Amazon. had changed its name to Walt Disney's Wonderful World of Color . Read more..Achromatopsia and Color. Achromatopsia Definition . .

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