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Albinism is a congenital condition characterized in humans by the partial or complete absence of pigment in the skin, hair and eyes. Albinism is associated with a number of vision defects, such as photophobia, nystagmus, and amblyopia.
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.
Albinism is the congenital absence of melanin in an animal or plant resulting in white hair, feathers, scales and skin and reddish pink or blue eyes. [1] [2] Individuals with the condition are referred to as albinos. Varied use and interpretation of the terms mean that written reports of albinistic animals can be difficult to verify.
[3] [5] Around half of those affected die within the first few months; [7] however, retinoid treatment can increase chances of survival. [9] [8] Children who survive the first year of life often have long-term problems such as red skin, joint contractures and delayed growth. [5] The condition affects around 1 in 300,000 births. [7]
The incidence of blue eyes continues to decline among American children. [64] Of Slovenes, 56% have blue/green eyes. [65] In a series of 221 photographs of Spanish subjects, 16.3% of the subjects were determined to have blue-gray eyes. [46]
Blue-eyed cicadas are “one in a million,” according to entomologist Gene Kritsky. But the billions of periodical cicadas currently blanketing the Midwest make the odds pretty good that a few ...
In 2006, a baby girl in India with cyclopia was born. Her only eye was in the center of her forehead. She did not have a nose and her brain did not separate into two separate hemispheres (holoprosencephaly). [18] The child died one day after her birth. [19]
In Eileen's case, this made her lips and fingers turn blue, with the rest of her skin having a very faint blue tinge. She could only take a few steps before beginning to breathe heavily. On November 29, 1944, Saxon was the first living human to receive a groundbreaking operation.