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Diseases

Genetic and Rare Diseases Information Center (GARD)

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Klinefelter syndrome


Other Names for this Disease

  • Klinefelter's syndrome
  • XXY syndrome

Related Diseases

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Your Questions Answered


7 question(s) from the public on this disease have been answered. Submit a new question.
  • My husband has Klinefelter syndrome and we were hoping to go through the ICSI/IVF treatment but we wanted to know if we were successful with the pregnancy with a boy would the boy baby also have Klinefelter syndrome because the father has it? Click here for answer

  • If a woman has a XXY karyotype, does this mean that she has Klinefelter syndrome? Click here for answer

  • We have just been told that our 2.5 year old grandson has Klinefelter syndrome.  We know very little about this condition and how it will affect him and his family in the future.  Where can we find additional information?  How can we find a health professional to discuss this in more detail? Click here for answer

  • I was diagnosed with Klinefelter syndrome. I have been trying to lose some of the fat around my waist for years. Does Klinefelter syndrome cause weight gain or make it harder to lose weight? Click here for answer

  • My son has Klinefelter syndrome. I am aware that he may need testosterone replacement therapy (TRT) when he reaches puberty. For how long is TRT usually done? Click here for answer

  • Klinefelter syndrome can be caused by nondisjunction. What increases the risk of males or females to have nondisjunction during meiosis? What research is currently underway for Klinefelter syndrome? Click here for answer

  • My husband has Klinefelter syndrome. I have read a lot of things about this syndrome, but I want to know more about the future. He is 33-years-old, and he didn't take any medication for Klinefelter syndrome in the past. What is the chance of him becoming a father? Click here for answer

Other Names for this Disease
  • Klinefelter's syndrome
  • XXY syndrome
Related Diseases
See Disclaimer regarding information on this site. Some links on this page may take you to organizations outside of the National Institutes of Health.