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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. [6]
Argyria or argyrosis is a condition caused by excessive exposure to chemical compounds of the element silver, or to silver dust. [ 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 ...
The Himba (singular: OmuHimba, plural: OvaHimba) are an ethnic group with an estimated population of about 50,000 people [ 1] living in northern Namibia, in the Kunene Region (formerly Kaokoland) and on the other side of the Kunene River in southern Angola. [ 1] There are also a few groups left of the OvaTwa, who the OvaHimba consider to be ...
Mongolian spot is a congenital developmental condition—that is, one existing from birth—exclusively involving the skin. The blue colour is caused by melanocytes, melanin -containing cells, that are usually located in the surface of the skin (the epidermis ), but are in the deeper region (the dermis) in the location of the spot. [ 6]
Melungeon (/ m ə ˈ l ʌ n dʒ ən / mə-LUN-jən) (sometimes also spelled Malungean, Melangean, Melungean, Melungin [3]) was a slur [4] historically applied to individuals and families of mixed-race ancestry with roots in colonial Virginia, Maryland, and North Carolina primarily descended from free people of color and white settlers.
Waardenburg syndrome is a group of rare genetic conditions characterised by at least some degree of congenital hearing loss and pigmentation deficiencies, which can include bright blue eyes (or one blue eye and one brown eye ), a white forelock or patches of light skin. These basic features constitute type 2 of the condition; in type 1, there ...
Human skin color. Human skin color ranges from the darkest brown to the lightest hues. Differences in skin color among individuals is caused by variation in pigmentation, which is the result of genetics (inherited from one's biological parents ), exposure to the sun, disorders, or some combination thereof.
A woman with dark skin. Dark skin is a type of human skin color that is rich in melanin pigments. [1] [2] [3] People with dark skin are often referred to as black people, [4] although this usage can be ambiguous in some countries where it is also used to specifically refer to different ethnic groups or populations. [5] [6] [7] [8]