Is Pierre Robin sequence a disability?
Intellectual disability-brachydactyly-Pierre Robin syndrome is a rare developmental defect during embryogenesis syndrome characterized by mild to moderate intellectual disability and phsychomotor delay, Robin sequence (incl.
How is Pierre Robin Sequence caused?
While the exact cause of the condition remains unknown, the sequence of anomalies experienced in the uterus begins with an underdeveloped jaw, which causes displacement of the tongue and subsequent formation of a U-shaped cleft palate.
How is Pierre Robin sequence caused?
Do babies outgrow recessed chin?
The majority of infants with a slightly recessed jaw outgrow these feeding concerns. At around 3-4 months of age the infant’s neck elongates and the pharynx deepens as the jaw moves forward with facial growth.
What causes Pierre Robin sequence?
Why is Pierre Robin syndrome classified as a sequence?
The small or displaced lower jaw also causes the tongue to be positioned at the back of the mouth causing breathing difficulties when the child is born. This “sequence of events” is the reason why the condition has been classified as a sequence.. The exact causes of Pierre Robin sequence are unknown.
How is Pierre Robin syndrome treated?
Changes (mutations) in the DNA near the SOX9 gene are the most common genetic cause of isolated cases of Pierre Robin sequence. Treatment is focused on the specific needs of each patient, but may include surgery to assist with breathing and feeding modifications to prevent choking.
Is Pierre Robin sequence necessary for diagnosis of dysplasia?
This feature is not generally considered necessary for diagnosis of the condition, although there is some disagreement among doctors. Some people have the features of Pierre Robin sequence as part of a syndrome that affects other organs and tissues in the body, such as Stickler syndrome or campomelic dysplasia.
What is the role of SOX9 in Pierre Robin syndrome?
The SOX9 protein regulates the activity of other genes, especially those involved in the development of the skeleton, including the jaw.  In about 37% of cases, Pierre Robin occurs as part of a syndrome with multiple malformations.