Klinefelter syndrome (KS), also known as 47,XXY, is a chromosome anomaly where a male has an extra X chromosome. [10] These complications commonly include infertility and small, poorly functioning testicles (if present).

Many boys with Klinefelter syndrome — also known as XXY syndrome — have no signs or symptoms, and some don't even know they have it until later in life. The XXY condition that causes Klinefelter syndrome can't be changed, but medical treatment and working with therapists can help a boy's development and lessen the condition's effects.

2024年10月28日 · Klinefelter syndrome is a genetic condition in which a boy is born with an extra X chromosome. Instead of the typical XY chromosomes in men, they have XXY, so this...

Living with XXY is changing the way the world learns about Klinefelter syndrome/47 XXY. Focusing on community, awareness, and positive traits. WHAT ARE THE CHALLENGES WE FACE? Between 1-400 to 1-650– Males are born with Klinefelter syndrome. Only 35% will be diagnosed at some point in their lifetime, 75% will never know.

2024年3月29日 · 47,XXY (KS) is the most common human sex chromosome disorder, and it occurs in approximately 1 in 500-1,000 males. It is estimated that 3,000 affected boys are born each year in the United States. 47,XXY is not rare, but it is seldom detected and diagnosed.

2023年9月18日 · Klinefelter's syndrome is a genetic condition that only affects males. Affected males have an extra X chromosome. It is sometimes just called XXY. Between 1 in 500 and 1 in 1,000 boys are born with Klinefelter's syndrome (KS).

Complications Of XXY Syndrome. Due to the physical manifestations of XXY syndrome, as well as the stunted behavioral, learning, and motor development, patients are susceptible to psychiatric health issues such as anxiety, depression, and low self-esteem and occasionally with an autism spectrum disorder.

Klinefelter’s, 47,XXY, XXY, XXY syndrome, and KS are all different names for Klinefelter syndrome. Klinefelter syndrome is part of a bigger group of genetic conditions called sex chromosome aneuploidies (SCAs). The X and Y chromosomes are called sex chromosomes; individuals typically have two sex chromosomes.

2024年5月7日 · Klinefelter syndrome may be diagnosed prenatally from fetal cytogenetic analyses performed on chorionic villi or amniocytes. If Klinefelter syndrome is not diagnosed prenatally, a patient...

XXY is diagnosed through one of two tests, a karyotype (picture of the chromosomes) or microarray (chromosome map). Health professionals, such as genetic counselors, geneticists, obstetricians, and maternal-fetal medicine doctors, can explain the genetic test results and provide details about what the diagnosis means.