DefinitionPrader-Willi syndrome (PWS) is group of symptoms caused by a rare genetic disorder. It can cause a variety of problems with growth and development.
CausesPWS is caused by a random genetic defect. The defect is most often caused by a gene from the father.
|Copyright © Nucleus Medical Media, Inc.|
Risk FactorsThere are no known risk factors. About 1% may have a family history.
SymptomsSome physical features common in people with PWS include:
- Almond-shaped eyelid openings
- Misalignment of the eyes
- Thin upper lip
- Downturned mouth
- Narrow forehead
- Small hands and feet
- Difficulty feeding
- Slow growth
- Inability to suck well
- A weak, squeaky cry
- Delay of normal development, such as language skills and walking
- Behavior problems, such as temper tantrums and stubbornness
- Short stature compared to family
- Increased appetite
- Insatiable hunger
- Continuing behavior problems, such as:
- Anger and inflexibility
- Difficulty with transitions
- Mood swings
- Obsessive-compulsive habits
- Learning disabilities
- Sleep problems
- High threshold for pain
- Insensitivity to temperature extremes
DiagnosisThe doctor may suspect PWS based on your child's symptoms. Some symptoms are general. They may be associated with other types of illness. As a result, the diagnosis may not be made until early childhood.A genetic test can help to confirm the diagnosis. This test is done with a sample of blood.
More from Beliefnet
A randomized trial found that fecal microbiota transplantation had a higher rate of remission in patients with active ulcerative colitis than those who recieved placebo. Fecal transplantation is believed to help the intestine develop a healthy balance of bacteria in the gut which can help the intestine recover and function more effectively.
Exercise Associated with Healthy Baby Weight
Mindful Meditation May Reduce Symptoms and Complications of Insomnia
Chewing Gum After Surgery May Improve Digestive Tract Recovery