Search results
Results from the WOW.Com Content Network
Depending on the severity of accompanying health problems, an individual with Down syndrome can expect to live past age 60. Down Syndrome Treatment There is no way to prevent or cure Down syndrome.
Down syndrome or Down's syndrome, [12] also known as trisomy 21, is a genetic disorder caused by the presence of all or part of a third copy of chromosome 21. [3] It is usually associated with developmental delays, mild to moderate intellectual disability , and characteristic physical features.
Evidence has shown that newborns' eyes do not work in the same fashion as older children or adults – mainly due to poor coordination of the eyes. Newborn's eyes move in the same direction only about half of the time. [17] The strength of eye muscle control is positively correlated to achieve depth perception. Human eyes are formed in such a ...
Leber's congenital amaurosis (LCA) is a collection of inherited, degenerative eye disorders that can reduce the strength of visual clarity or sharpness in infants and can cause childhood blindness. [ 14 ] [ 15 ] These eye disorders are mostly autosomal recessive diseases, and diagnoses of LCA are linked to multiple gene variants, including the ...
Brushfield spots tend to be obscured by pigmentation of the anterior border layer of the iris in patients with darker irides. Hence, they are much more likely to be observed in children with lightly pigmented eyes. Brushfield spots are more commonly found in Down syndrome patients of European descent than similarly affected children of Asian ...
Many transcription factors for eye development are also involved in the morphogenesis of forebrain, which may explain why ONH is commonly a part of a syndrome involving brain malformations. [ 2 ] ONH impacts all ethnic groups, although in the United States, occurrence is lower in persons of Asian descent.
Hypertelorism can also be seen in Apert syndrome, Autism spectrum disorder, craniofrontonasal dysplasia, Noonan syndrome, neurofibromatosis, [4] LEOPARD syndrome, Crouzon syndrome, Wolf–Hirschhorn syndrome, Andersen–Tawil syndrome, Waardenburg syndrome and cri du chat syndrome, along with piebaldism, prominent inner third of the eyebrows ...
Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.