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Doctor insights on: What Are Symptoms Of Prader Willi Syndrome

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What are the symptoms of prader willi syndrome?

What are the symptoms of prader willi syndrome?

Thanks for asking!: Poor muscle tone, lack of eye coordination, poor sucking, weak cry during infancy. Behavioral problems, developmental delay, obesity in childhood. ...Read more

Dr. Leslie Benson
82 doctors shared insights

Prader Willi Syndrome (Definition)

Prader-Willi syndrome is a genetic disorder characterized by excessive eating during childhood and extreme obesity. Other problems include speech delay, poor motor coordination and ...Read more


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When do the first symptoms of prader-willi syndrome show up?

When do the first symptoms of prader-willi syndrome show up?

Newborn period: (or sooner - some babies can have abnormal findings detected on prenatal ultrasounds.) however, classically, the diagnosis is made in the newborn period due to low muscle tone, poor feeding and poor weight gain. The overeating characteristic of prader-willi begins in the toddler or preschool years. ...Read more

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When do the first symptoms of prader-willi syndrome appear. And how does this condition progress?

At birth : Children born with pws often have difficulties with tone from birth and therefore difficulty feeding. Boys may have undescended testes. Symptoms like insatiable appetite generally don't become apparent until the child is about 2-3 years-old. Pws patients are usually short and also have developmental delays. ...Read more

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During when do the first symptoms of prader-willi syndrome show up. And how does the condition progress?

Newborns with P-W: May be small for gestational age ; have difficulty feeding because of low muscle tone, moreso in neck muscles. Infants may present with " failure to thrive", short length, low muscle tone, almond-shaped eyes ; small hands ; feet. Males may have a small penis ; "hidden" tested. Hyperphagia (abnormally increased appetite) usually begins between 18 mos.-5 yrs. See http://www.Pwsausa.Org/syndrome/. ...Read more

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What is prader-willi syndrome?

What is prader-willi syndrome?

Genetic anomaly: Kids with prader willi syndrome usually obtain the genetic analy from the paternal gene. It is characterized by problems with muscle tone, even noticeable during pregnancy, also due to this difficulty feeding , poor weight gain, as infants. This changes after age 2 when kids develop over eating that can lead to morbid obesity. Also found are; scoliosis, cognitive problems, delayed puberty, etc. ...Read more

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What is prader willi syndrome?

A genetic disorder: Usually from a deletion of a gene on the chromosome 15 inherited from the father, it can also come from having both chr 15's from the mother or both acting as if they came from mother. Infants have low muscle tone & trouble gaining weight; food craving & weight gain start about 18 mos. They have congenital anomalies, intellectual disability, compulsive behavior, & medical problems due to obesity. ...Read more

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Is prader willi syndrome hereditary?

Not typically: Prader willi is most commonly a random genetic abnormality that occurs early in development of fetus. There is usually no history of the disease in the family. ...Read more

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How do you diagnose prader willi syndrome?

How do you diagnose prader willi syndrome?

Dysmorphic features: Children with prader-willie syndrome have dysmorphic features and are hypotonic at birth. Initially have poor weight gain and later on develop obesity ' short stature, hypogonadism and developmntal delay. ...Read more

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What are features of prader willi syndrome ?

H3O: Hyperphagia (voracious appetite), hypotonia (low muscle tone), hypopigmentation (light colored), and obesity are classic pictures of prader-willi syndrome. ...Read more

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What are the tests for prader-willi syndrome?

What are the tests for prader-willi syndrome?

See below:: High resolution chromosomal analysis; fish (stands for fluorescence in situ hybridization, often done at the same time as a chromosome analysis); and new molecular tests: dna methylation test (confirms or rules out pws as a diagnosis, with over 99% accuracy);dna polymorphism studies (done to detect upd-uniparental disomy, requires blood samples from both parents and child for best accuracy). ...Read more