Klinefelter syndrome or Klinefelter's syndrome (KS) also known as 47,XXY or
XXY, is the set of symptoms that result from two or more X chromosomes in males
Educational and support information about Klinefelter Syndrome/XXY and its
6 days ago ... Klinefelter syndrome is a chromosomal condition that affects male physical and
cognitive development. Its signs and symptoms vary among ...
Klinefelter syndrome is a genetic condition that results when a boy is born with an
extra copy of the X chromosome. Klinefelter syndrome is a common genetic ...
What is Klinefelter syndrome? Klinefelter syndrome is a genetic disorder that
affects males. Klinefelter syndrome occurs when a boy is born with one or more ...
What is Klinefelter syndrome? Klinefelter syndrome is a condition that occurs in
men as a result of an extra X chromosome. The most common symptom is ...
In 1959, these men with Klinefelter syndrome were discovered to have an extra X
chromosome (genotype XXY) instead of the usual male sex complement ...
Learn about Klinefelter syndrome (XXY condition), a genetic disease affecting
males. Symptoms include low testosterone levels, reduced strength, male breasts
[Note: Much of the medical literature defines Klinefelter syndrome as a person
with an XXY chromosomal arrangement, and considers every XXY individual to ...
Klinefelter's syndrome is a genetic condition that only affects males. Affected
males have an extra X chromosome. Males with Klinefelter's syndrome have