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Diseases

Genetic and Rare Diseases Information Center (GARD)

Klinefelter syndrome


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.

Your Questions Answered


10 question(s) from the public on this disease have been answered. Submit a new question.
  • I have recently been diagnosed with mosaic Klinefelter syndrome and I am trying to find out what the frequency is. Click here for answer

  • I have Klinefelter syndrome and I was wondering if weight gain is a common problem. Are there studies with ideas of how I could lose the extra weight. Click here for answer

  • My son is 15 years old and he was diagnosed with KS almost 2 years ago. He is starting to have some emotional problems. He also struggles with suicidal thoughts. Is this normal for someone his age with KS and also should he be taking a hormone replacement at his age? Click here for answer

  • How many people tend to get this disease? Click here for answer

  • 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

  • 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.