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Prader-Willi Syndrome: A Rare Disorder In Children

July 03 / 2025

Prader-Willi Syndrome

 

 

     Prader-Willi Syndrome (PWS) is a disorder caused by abnormalities in a group of genes on chromosome 15, leading to dysfunction in certain brain parts. A key affected area is the hypothalamus, which plays a crucial role in regulating the secretion of several important hormones, including growth hormone, thyroid hormone, adrenal hormones, and sex hormones. This hormonal imbalance results in a wide range of clinical symptoms.

 

Symptoms of Prader-Willi Syndrome

  • Excessive eating, leading to obesity
  • Short stature
  • Poor muscle tone (hypotonia)
  • Delayed development and learning difficulties
  • Delayed onset of puberty; menstruation typically begins very late, often after age 30, and most individuals are infertile
  • Behavioral problems, such as aggression
  • Lighter skin, hair, and eye color compared to the general population

 

Associated Conditions

     Prader-Willi Syndrome may also be associated with autism, as is the case with several other chromosomal disorders. Chromosomal testing is recommended, and consultation with a specialist in pediatric genetics is advised.

 

There is currently no cure, but the condition can be managed

Although Prader-Willi Syndrome cannot be cured, appropriate management can help prevent complications. Recommended strategies include:

 

  • Careful dietary management to avoid excessive weight gain
  • Administration of growth hormone to enhance muscle mass and height, under the care of a pediatric endocrinologist
  • Measures to prevent and manage behavioral issues