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Diagnosing cyanopsia involves assessing the patient’s symptoms, medical history, and any recent surgeries or medications; this is generally done by an ophthalmologist. Cyanopsia is a symptom rather than a disease, so the focus is on identifying the underlying cause that is making Cyanopsia occur.
Actual physiological examples usually affect the blue–yellow opponent channel and are named Cyanopsia and Xanthopsia, and are most typically an effect of yellowing or removal of the lens. The opponent channels can also be affected by the prevalence of certain cones in the retinal mosaic. The cones are not equally prevalent and not evenly ...
Cyanopsia, a medial condition also known as "blue vision" Topics referred to by the same term This disambiguation page lists articles about distinct genera with the same name.
Xanthopsia is a color vision deficiency in which there is a dominantly yellow bias in vision due to a yellowing of the optical media of the eye. The most common causes are digoxin's inhibitory action on the sodium pump, and the development of cataracts which can cause a yellow filtering effect.
Aphakia is the absence of the lens of the eye, due to surgical removal, such as in cataract surgery, a perforating wound or ulcer, or congenital anomaly. It causes a loss of ability to maintain focus (accommodation), high degree of farsightedness (), [1] and a deep anterior chamber.
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Cyanosis is the change of body tissue color to a bluish-purple hue, as a result of decrease in the amount of oxygen bound to the hemoglobin in the red blood cells of the capillary bed. [1]
cyanopsia, cyanosis: cycl-circle, cycle Greek κύκλος (kúklos) cyclosis, cyclops, tricycle cyph(o)-denotes something as bent (uncommon as a prefix) Greek κυφός (kuphós), bent, hunchback cyphosis: cyst(o)-, cyst(i)-of or pertaining to the urinary bladder: Greek κύστις (kústis), bladder, cyst cystotomy: cyt(o)-, -cyte: cell