Klinefelter syndrome

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Search results last updated: 5/8/2009

klinefelter syndrome - Definition: (Source: MedicineNet)

Klinefelter syndrome: A chromosome condition in boys and men that is usually due to 47 chromosomes with XXY sex chromosomes. XXY is one of the most common chromosomal abnormalities. It occurs in 1 in 500 male births. Because it is so common, Klinefelter syndrome is considered an SCV (sex chromosome variation). ...
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Frequently Asked Questions for klinefelter syndrome (Source: MedicineNet)

What is Klinefelter syndrome? What are the symptoms of the XXY condition? Physical development Language development Social development What are the treatments for the XXY condition?

Causes of klinefelter syndrome (Source: MedLinePlus)

Humans have 46 chromosomes. Chromosomes contain all of your genes and DNA, the building blocks of the body. The two sex chromosomes determine if you become a boy or a girl. Females normally have two of the same sex chromosomes, written as XX. Males normally have an X and a Y chromosome (written as XY). Klinefelter syndrome is one of a group of sex chromosome problems. It results in males who have at least one extra X chromosome. Usually, this occurs due to one extra X (written as XXY). Klinefelter syndrome is found in about 1 out of every 500 - 1,000 newborn males. Women who have pregnancies after age 35 are slightly more likely to have a boy with this syndrome than younger women. ... [ read more.. ]

Symptoms of klinefelter syndrome (Source: MedLinePlus)

The most common symptom is infertility . Other symptoms may include: Abnormal body proportions (long legs, short trunk, shoulder equal to hip size); Enlarged breasts ( gynecomastia ); Sexual problems; Less than normal amount of pubic, armpit, and facial hair; Small, firm testicles ; Small penis ; Tall height. ... [ read more.. ]

klinefelter syndrome - Conventional Treatments (Source: MedLinePlus)

Testosterone therapy may be prescribed. This can help: Grow body hair; Improve appearance of muscles; Improve concentration; Improve mood and self esteem; Increase energy and sex drive; Increase strength. Most men with this syndrome are not able to father children. However, some men have been able to have children. An infertility specialist may be able to help. ... [ read more.. ]

Further Reading on klinefelter syndrome

Klinefelter Syndrome - Topic Overview ( WebMD ) Klinefelter syndrome is a genetic disorder that affects males... Klinefelter syndrome treated? Ongoing concerns: What complications can develop? What learning and behavior problems might my son... Klinefelter Syndrome - Treatment Overview ( WebMD ) Replacement of the hormone testosterone is the main treatment for Klinefelter syndrome . Other treatments vary depending on the...hormone testosterone is the main treatment for Klinefelter syndrome . Testicular Cancer - Topic Overview ( WebMD ) What is testicular cancer ? Testicular cancer happens when abnormal cells in the testicles ( testes )...the time he is 3 months old. Klinefelter syndrome . This is a genetic problem that affects.. Testosterone ( WebMD ) A testosterone test measures the level of this male hormone (androgen) in the blood...caused by cancer of the ovaries or adrenal glands or polycystic ovary syndrome (PCOS). Low values In men or boys... Luteinizing Hormone ( WebMD ) A luteinizing hormone test measures the amount of luteinizing hormone ( LH ) in a sample of blood or urine . LH is produced by the ...functioning because of menopause, polycystic ovary syndrome (PCOS), or... Follicle-Stimulating Hormone ( WebMD ) A follicle - stimulating hormone test measures the amount of follicle - stimulating hormone ( FSH ) in a ...of ovarian function before age 40 (ovarian failure). Polycystic ovary syndrome (PCOS). Menopause... Infertility & Reproduction Guide - Semen Analysis ( WebMD ) A semen analysis measures the amount of semen a man produces and determines the number and quality of sperm in the semen sample . A ...These conditions include orchitis, varicocele, Klinefelter ... Syndrome, Klinefelter ( MedicineNet )

	klinefelter syndrome: Health Search Results from the Invisible Web

klinefelter syndrome: Health Search Results from the Invisible Web