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Prader-Willi Syndrome

Prader-Willi Syndrome is an uncommon genetic disorder.

Lindsey Wilga

on 6 May 2010

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Transcript of Prader-Willi Syndrome

Prader-Willi Syndrome PWS is an uncommon genetic disorder to which it causes poor muscles,
low levels of sex hormones and
a constant feeling of hunger. The
part of the brain that controls the feeling
of fullness and hungerness, does not
work properly. Causing them to overeat,
leading to obesity. Babies with PWS are usually floppy, with poor, muscle tone, and have trouble sucking. They also have almond shaped eyes and narrowing of the head at the temples. Boys may have undescended testicles. There is no cure for PWS.
Growth hormone and exercise
can help build muscle mass and control
weight. PWS affects everyone 1
in 10,000 to 25,000 people.

Complications from PWS
lead to:
Type 2 Diabetes
Heart disease
Sleep apnea Symptoms in infants:
Poor muscle tone
Distinct facial features
Failure to thrive
Lack of eye coordination
Poor responsivness
Sypmtoms in early childhood:
Food craving and weight gain
Underdeveloped sex organs
Speech problems
Behaviorial problems
Sleep disorders What is PWS? What are some sypmtoms? How can you tell if an infant has PWS? Is PWS inherited? What happens in PWS? Paternal genes on chromosome
15 are missing. The person has
inherited two copies of chromosome
15 from their mother and none from
their father. Is there a cure for PWS? Facts! Most cases of PWS
are not inherited, particularly
those cause by a deletion in
the paternal chromosome 15 or by
maturnal uniparental dismoy. These
changes occur as random events during the
formation of reproductive cells or in early
embryonic development. Affected people
typically have no history of the disorder in their
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