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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] Cyanosis is apparent usually in the body tissues covered with thin skin , including the mucous membranes , lips, nail beds , and ear lobes. [ 1 ]
The very term "acrocyanosis" is often applied inappropriately in cases when blue discoloration of the hands, feet, or parts of the face is noted. [1] The principal (primary) form of acrocyanosis is that of a benign cosmetic condition, [2] sometimes caused by a relatively benign neurohormonal disorder. [3]
Djokovic started to lose ground in the second set, but was still ahead 3-2 after five games. That's when Zverev took over. Zverev took the next four games, winning the set 6-3 and forcing a third set.
Blue nails, or more formally azure lunula, are characterized by a blue discoloration of the lunulae, seen in argyria and cases of hepatolenticular degeneration (Wilson's disease), also having been reported in hemoglobin M disease and hereditary acrolabial telangiectases.
Livedo reticularis is a common skin finding consisting of a mottled reticulated vascular pattern that appears as a lace-like purplish discoloration of the skin. [1] The discoloration is caused by reduction in blood flow through the arterioles that supply the cutaneous capillaries, resulting in deoxygenated blood showing as blue discoloration ().
Cyanopsia is a symptom rather than a disease, below are some factors that may cause Cyanopsia: [5] Cataract in human eye . Post-Cataract Surgery: After cataract surgery, the natural lens, which filters blue light, is replaced with a synthetic lens that allows more blue light to pass through.
In their first Masters 1000 final against each other, Medvedev triumphed 6–4, 6–1. [5] After the defeat, Zverev called Medvedev, who reached his sixth consecutive final and fourth consecutive big title final, "the best player in the world right now".
The pigment is noteworthy for its vibrant, near-perfect blue color and unusually high NIR reflectance. [1] [2] The color may be adjusted by varying the In/Mn ratio in the pigment's base formula of YIn 1−x Mn x O 3, but the bluest pigment, YIn 0.8 Mn 0.2 O 3, has a color comparable to standard cobalt blue CoAl 2 O 4 pigments. [2]