Who Discovered Klinefelter Syndrome
Who discovered klinefelter syndrome. Males affected byÃÂ Klinefelter syndrome have one or more extra X chromosome in most of their cells. The history of Klinefelter syndrome began in 1942 when the symptoms were first identified. The history of Klinefelter syndrome has shown that it is one of the most common genetic abnormalities known although not all males with the extra X chromosome will show signs of.
Klinefelter Syndrome Carla Fedor RN ----- Introduction. Klinefelter syndrome is a condition that occurs in men as a result of an extra X chromosome. In 1942 Dr Harry Klinefelter a Baltimore endocrinologist and his co-workers who were working at the Massachusetts General Hospital USA published a study.
Humans have 46 chromosomes which contain all of a persons genes and DNA. Klinefelter syndrome KS is a condition that occurs in males when they have an extra X chromosome. Klinefelter syndrome is named for Harry Klinefelter an American physician who in 1942 described a set of symptoms that characterized the condition.
Some males with KS have no obvious signs or symptoms while others may have varying degrees of cognitive social behavioral and learning difficulties. By the late 1950s researchers discovered that men with this group of. Discovered in 1959 by J acobs and Strong who.
Adults with Klinefelter syndrome may also have primary hypogonadism decreased testosterone. Posed by model iStock Fri 09 Oct 2020 - 0746. By the late 1950s the cause for Klinefelters Syndrome was discovered.
The most common symptom is infertility. Almost 20 years later studies showed that this was caused by the presence of two X chromosome and a Y chromosome. By the late 1950s the cause of Klinefelter syndrome was discovered.
Both of the sex chromosomes in females are called X. By the late 1950s other researchers discovered that subjects with Klinefelters Syndrome had.
Klinefelter syndrome is a condition that occurs in men as a result of an extra X chromosome.
In 1942 Dr Harry Klinefelter a Baltimore endocrinologist and his co-workers who were working at the Massachusetts General Hospital USA published a study. These persons were later designated as Klinefelters syndromic. In 1942 Klinefelter Refenstein and Albright found nine men with small testes aspermia elevated urinary gonadotrophins and gynecomastics. It is estimated that 1 in every 500 may have the syndrome. Some of the symptoms include less facial hair than is normal broader hips that are typical of women larger breast than other males weaker bones and lower energy levels as compared to other males. Harry Klinefelter and his coworkers first described the combination of features that has come to be recognized as Klinefelter Syndrome. Humans have 46 chromosomes which contain all of a persons genes and DNA. The disease dubbed Klinefelters syndrome was discovered. Two of these chromosomes the sex chromosomes determine a persons gender.
Some males with KS have no obvious signs or symptoms while others may have varying degrees of cognitive social behavioral and learning difficulties. The history of Klinefelter syndrome began in 1942 when the symptoms were first identified. The etiology was thought to be due to an endocrine disorder of unknown cause until 1959 when Jacobs et al recognized that Klinefelter syndrome was a chromosomal disorder in which there is an. Both of the sex chromosomes in females are called X. Two of these chromosomes the sex chromosomes determine a persons gender. Klinefelter syndrome KS is a condition that occurs in males when they have an extra X chromosome. Normally males have one X chromosome in their cells.
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