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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 ...
The African bush elephant (foreground), Earth's largest extant land mammal, and the Masai ostrich (background), one of Earth's largest extant birds. In zoology, megafauna (from Greek μέγας megas "large" and Neo-Latin fauna "animal life") are large animals. The precise definition of the term varies widely, [1] though a common threshold used ...
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. His skin turned blue after he began taking a homemade silver chloride colloid and rubbing a solution of colloidal silver on his face in an ...
The transverse nasal crease or groove is a usually white line between the upper two-thirds and the lower third of the human nose (slightly above the cartilage tip between the bridge and nostrils). It can occur as the result of heredity, accident, or the constant rubbing or wiping of the nose, commonly referred to as the allergic salute.
Orf is a farmyard pox, a type of zoonosis. [2] It causes small pustules in the skin of primarily sheep and goats, but can also occur on the hands of humans. [3] A pale halo forms around a red centre. [4] It may persist for several weeks before crusting and then either resolves or leaves a hard lump. [4]
The human nose is the first organ of the respiratory system. It is also the principal organ in the olfactory system. The shape of the nose is determined by the nasal bones and the nasal cartilages, including the nasal septum, which separates the nostrils and divides the nasal cavity into two. The nose has an important function in breathing.
The disorder can cause heart abnormalities and seizures if the amount of methemoglobin in the blood exceeds 20 percent, but at levels between 10 and 20 percent it can cause blue skin without other symptoms. Most of the Fugates lived long and healthy lives. The "bluest" of the blue Fugates, Luna Stacy, had 13 children and lived to age 84.
Bluetongue disease. Bluetongue disease is a noncontagious, insect-borne, viral disease of ruminants, mainly sheep and less frequently cattle, [1] yaks, [2] goats, buffalo, deer, dromedaries, and antelope. It is caused by Bluetongue virus ( BTV ).
Causes. Allergies, like hay fever, allergic reaction to pollen or grass; Common cold, influenza or COVID-19; Rhinitis medicamentosa, a condition of rebound nasal congestion brought on by extended use of topical decongestants (e.g., oxymetazoline, phenylephrine, xylometazoline, and naphazoline nasal sprays) Sinusitis or sinus infection
A blue nevus is a type of coloured mole, typically a single well-defined blue-black bump. [1] [2] The blue colour is caused by the pigment being deep in the skin. [4] Diagnosis is by visualisation and dermoscopy. [4] A biopsy is sometimes performed, or the whole lesion surgically removed. [3]