klinefelter's syndrome occurs when course hero

What is Klinefelter syndrome?

DISORDER Klinefelter syndrome affects about 1 in 650 newborn boys. 3,000 affected boys are born each year in the United States. DISORDER Occurs in males of all racial and ethnic backgrounds. LIFE SPAN Life expectancy for patients with …

What increases my risk of Klinefelter syndrome?

• Klinefelter syndrome occurs as a result of a random error that causes a male to be born with an extra sex chromosome. It isn’t an inherited condition. • Maternal age is the only known risk factor. • The extra chromosome is retained because of a non-disjunction event during paternal meiosis I, maternal meiosis l or maternal meiosis 2.

Why does my child with Klinefelter syndrome have speech problems?

KLINEFELTER SYNDROME • Genetic disorder that effects males. • Trisomic disorder. • occurs when boy is born with one or more extra X-chromosomes. • not typically inherited from one parent. CAUSE The extract X chromosome is retained because of a nondisjunction event during: MEIOSIS I (gametogenesis) MEIOSIS II in females

What happens if Klinefelter syndrome is left untreated?

15. Klinefelter’s syndrome occurs ______. A . only in females b. only in males c. in equal proportions among males and females d. twice as frequently in females. 16. Turner’s syndrome occurs ______. a . only in females b. only in males c. in equal proportions among males and females d. twice as frequently in males. 17.

What is the most common cause of Klinefelter syndrome?

Klinefelter syndrome can be caused by: One extra copy of the X chromosome in each cell (XXY), the most common cause. An extra X chromosome in some of the cells (mosaic Klinefelter syndrome), with fewer symptoms. More than one extra copy of the X chromosome, which is rare and results in a severe form. Extra copies of genes on the X chromosome can ...

What is the genetic condition that results when a boy is born with an extra copy of the X chromos

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 genetic condition affecting males, and it often isn't diagnosed until adulthood.

What are the characteristics of a boy after puberty?

Longer legs, shorter torso and broader hips compared with other boys. Absent, delayed or incomplete puberty. After puberty, less muscle and less facial and body hair compared with other teens. Small, firm testicles.

What are the signs of a baby's scrotum?

Babies. Signs and symptoms may include: Weak muscles. Slow motor development — taking longer than average to sit up, crawl and walk. Delay in speaking. Problems at birth, such as testicles that haven't descended into the scrotum.

What are the diseases that affect the heart?

Heart and blood vessel disease. Breast cancer and certain other cancers. Lung disease. Metabolic syndrome, which includes type 2 diabetes, high blood pressure (hypertension), and high cholesterol and triglycerides (hyperlipidemia) Autoimmune disorders such as lupus and rheumatoid arthritis.

Can men with Klinefelter syndrome have children?

The effects of Klinefelter syndrome vary, and not everyone has the same signs and symptoms. Most men with Klinefelter syndrome produce little or no sperm, but assisted reproductive procedures may make it possible for some men with Klinefelter syndrome to father children.

Does Klinefelter syndrome affect testosterone?

Klinefelter syndrome may adversely affect testicular growth, resulting in smaller than normal testicles, which can lead to lower production of testosterone. The syndrome may also cause reduced muscle mass, reduced body and facial hair, and enlarged breast tissue. The effects of Klinefelter syndrome vary, and not everyone has ...

Why do boys have Klinefelter syndrome?

Causes of Psychological Problems in Klinefelter Syndrome. It is not known what makes XXY boys and men more prone to psychological problems and aggression. However, it is thought to be a variety of reasons including hormones, learning difficulties, social pressures, and physical illness.

Why is Klinefelter syndrome disruptive?

Learning delays and speech difficulties are often the cause of disruptive behavior in younger school-aged children with Klinefelter Syndrome. Speech can occur much later than in a genetically typical child and when it does occur, there may be speech abnormalities that require intervention from a speech therapist.

What is the genetic disorder of X chromosomes?

Klinefelter syndrome is a genetic disorder caused by the acquirement of an extra X chromosome in males (XXY instead of XY). This results in stunted puberty, smaller than average genitals, and the development of breasts and infertility. Many men with Klinefelter syndrome lead a normal life and don’t have any noticeable symptoms ...

What is it called when a boy develops breasts?

Body Image Problems. Some boys with Klinefelter Syndrome develop breasts during puberty. This is called gynecomastia and is associated with significant psychological problems if left untreated. Breast growth in males, even when not caused by Klinefelter’s, can make a teenage boy feel embarrassed, ashamed, and humiliated.

Why do boys with Klinefelter's syndrome have depression?

There is surgery available for boys who are faced with this problem in the form of removal of the breast tissue.

How does Klinefelter's syndrome affect seniors?

Senior citizens can develop depression by dealing with medical problems that result from Klinefelter’s Syndrome and worsen with age. These health issues include osteoporosis (a weakening of the bones that can cause painful fractures), insulin-dependent diabetes , and other auto-immune diseases, such as lupus.

What is the best way to help a child get good grades?

Early intervention including an educational devised by teachers that accentuates his academic strengths and speech and behavioral therapy gives him the greatest chance of getting good grades and enjoying his school life.