Klinefelter-syndrome Sentence Examples

klinefelter-syndrome
  • By mid-puberty, boys with Klinefelter syndrome have low levels of testosterone, resulting in small testicles and the inability to make sperm.

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  • Approximately 3% of the infertile male population have Klinefelter syndrome.

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  • Most commonly, a male with Klinefelter syndrome will be born with 47 chromosomes in each cell, rather than the normal number of 46.

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  • Because people with Klinefelter syndrome have a Y chromosome, they are all male.

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  • Approximately 1/3 of all males with Klinefelter syndrome have other chromosome changes involving an extra X chromosome.

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  • Mosaic Klinefelter syndrome occurs when some of the cells in the body have an extra X chromosome and the other have normal male chromosomes.

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  • These males can have the same or milder symptoms than those with non-mosaic Klinefelter syndrome.

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  • The risk of Klinefelter syndrome reoccurring in another pregnancy for a woman who had a son with Klinefelter syndrome is not increased above the risk of the general population.

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  • The symptoms of Klinefelter syndrome are variable; not every affected person will have all of the features of the condition.

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  • Males with Klinefelter syndrome appear normal at birth and have normal male genitalia.

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  • From childhood, males with Klinefelter syndrome are taller than average with long limbs.

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  • Many males with Klinefelter syndrome have poor upper body strength and can be clumsy.

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  • Approximately 1/3 of males with Klinefelter syndrome have breast growth, some requiring breast reduction surgery.

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  • With rare exception, men with Klinefelter syndrome are infertile because they cannot make sperm.

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  • While it was once believed that all boys with Klinefelter syndrome were mentally retarded, doctors now know that the disorder can exist without retardation.

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  • However, children with Klinefelter syndrome frequently have difficulty with language, including learning to speak, read, and write.

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  • Approximately 50% of males with Klinefelter syndrome are dyslexic.

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  • Some people with Klinefelter syndrome have difficulty with social skills and tend to be more shy, anxious, or immature than their peers.

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  • Some people with Klinefelter syndrome can also have anxiety, nervousness and/or depression.

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  • Taurodontism, an enlargement of the pulp of the teeth with surface thinning, is very common in Klinefelter syndrome and can be diagnosed with dental x rays.

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  • Diagnosis of Klinefelter syndrome is confirmed by examining chromosomes for evidence of more than one X chromosome present in a male.

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  • Usually these procedures are done for a reason other than diagnosing Klinefelter syndrome.

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  • If the diagnosis of Klinefelter syndrome is suspected in a young boy or adult male, chromosome testing can also be on a small blood or skin sample after birth.

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  • Children with Klinefelter syndrome may benefit from a speech therapist for speech problems or other educational intervention for learning disabilities.

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  • While many men with Klinefelter syndrome live normal lives, nearly 100 percent of these men will be sterile (unable to produce a child).

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  • However, a few men with Klinefelter syndrome have been reported who have fathered a child through the use of assisted fertility services.

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