Down Syndrome

Down SyndromeIn humans, there are 23 pairs of chromo some(prenominal)s, which are all numbered. sometimes there is an extra chromosome 21, or at least take a expose of it. Although this may not seem like a bigh auricleted deal, this causes a common genetic overturn called Down syndrome. passel with Down syndrome have many genetic deformities that result in abnormal phenotypes. Down syndrome is the major cause of mental retardation. However, the passion of the effects varies among patients.

Be offices mental retardation, many other(a) side effects occur. There is a 30-50% rule of heart problems, a 10-12% chance of intestinal malformation, an increased risk for infections, and a 5-7% chance of gastroinintestinal tract disorders (digestive problems). The main occurrence of this is an obstruction of the upper part of the intestine, which can interrupt the digestive process and cause the frustrate to regurgitate food involuntarily.

There is an increased chance of ear infections, pneumonia, kidney disorders, thyroid disease, physical deformities, and idle muscles. As a baby, weak muscles are a major problem. They cause issues with crawling, walking, and development of travel skills. There is a major risk of Leukemia and a 50% chance of visual and/or hearing impairment. The disorder in addition causes a slow development rate. Many cases develop Alzheimer?s disease. Aging also causes these problems to increase in intensity. Because of these problems, the average action expectancy for this disorder is 35 years old.

There has been no proof of this disorder to be hereditary.



It is the most common non-hereditary disorder; chances are close to 1 in every 700 cognize births. The chance increases with the age of the mother. Women of 35 and older increase their chances to about 1 in 200. Women of 45 increase their chances to 1 in 30. Down syndrome is becoming more common, however, because women...

Down Affected individuals have some degree of mental retardation, characteristic facial features and, often, heart defects and other health problems. The severity of these problems varies greatly among affected individuals. Awesome....

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