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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 ().
Caviar tongue is a condition characterized by the purplish nodular swelling of veins found on the undersurface of the tongue. [1]It is normal for there to be veins visible underneath the tongue, partly because the mucous membrane is so thin and translucent in this region, but where these vessels become dilated and tortuous, they may appear round and black like caviar. [2]
These 23 skin rash pictures and expert tips can help you decipher your skin. ... broken blood vessels or a swollen and and red nose. ... In patients with darker skin tones, the skin may look dark ...
Ringworm. What it looks like: Ringworm is a common skin infection caused by a fungus. It gets its name from its circular rash, which is often red, swollen, and cracked. Other symptoms to note ...
Retiform purpura is a cutaneous morphology characterized by a branching , non-blanching patch, plaque, or lesion that develops when blood vessels supplying the skin become obstructed. [ 2 ] [ 3 ] This blockage leads to downstream cutaneous ischemia , or insufficient blood supply to the skin, causing purpura , necrosis , and potentially ...
From thyroid problems to allergic reactions to serious infections, here are all the causes of a swollen tongue, doctors say. Plus, how to tell if you should worry.
It is a form of vasculitis, in which medium-sized blood vessels become inflamed throughout the body. [1] The fever typically lasts for more than five days and is not affected by usual medications. [1] Other common symptoms include large lymph nodes in the neck, a rash in the genital area, lips, palms, or soles of the feet, and red eyes. [1]
Schamberg's disease is caused by leaky blood vessels near the surface of the skin, capillaries, which allow red blood cells to slip through into the skin. [3] The red blood cells in the skin then fall apart and release their iron, which is released from hemoglobin. [3] The iron causes a rust color and this accounts for the orange tint of the ...
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