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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 most dramatic symptom of argyria is that the skin turns blue or blue-gray. It may take the form of generalized argyria or local argyria. Generalized argyria affects large areas over much of the visible surface of the body. Local argyria shows in limited regions of the body, such as patches of skin, parts of the mucous membrane or the ...
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 ().
Paul Karason (November 14, 1950 – September 23, 2013) was an American from Bellingham, Washington, whose skin was a purple-blue color. [1] Karason was fair skinned and freckled until the early 1990s.
Colloquial names for the condition include "whiskey nose", "gin blossom", and "potato nose". The condition has often been presumed to be a result of alcoholism (even though it remains unclear whether alcohol actually contributes to the development of rhinophyma) which has led to stigmatisation of people with the condition.
Kelley Blue Book data revealed that the average price paid for a new electric vehicle (EV) in November 2023 was $52,345. Industry experts state that EV price parity is approaching as EV ...
Dogs are also dichromats, meaning they can only detect blue and yellow colors, while humans are trichromats and can detect blue, green, and red. This makes a dog’s color vision similar to people ...
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 ]