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Is Pierre Robin Syndrome hereditary?

Here you can see if Pierre Robin Syndrome can be hereditary. Do you have any genetic components? Does any member of your family have Pierre Robin Syndrome or may be more predisposed to developing the condition?

Is Pierre Robin Syndrome hereditary?

Pierre Robin Syndrome is a condition characterized by a small lower jaw, a tongue that falls back in the throat, and difficulty breathing. While the exact cause is unknown, it is believed to be influenced by a combination of genetic and environmental factors. Although there is a genetic component, Pierre Robin Syndrome is not always hereditary. It can occur sporadically in individuals with no family history of the condition. Genetic counseling may be beneficial for families with a history of the syndrome.



Is Pierre Robin Syndrome hereditary?


Pierre Robin Syndrome (PRS) is a congenital condition characterized by a combination of three main features: a small lower jaw (micrognathia), a tongue that falls back into the throat (glossoptosis), and a cleft palate. It was first described by French stomatologist Pierre Robin in 1923. PRS can occur as an isolated condition or as part of a syndrome.


When it comes to the hereditary nature of Pierre Robin Syndrome, it is important to understand that the condition can have various underlying causes. In some cases, PRS is caused by genetic mutations or abnormalities, while in others, it may be due to environmental factors or a combination of both.


Genetic Causes:


There are certain genetic factors that can contribute to the development of Pierre Robin Syndrome. One of the most well-known genetic causes is a mutation in the SOX9 gene, which plays a crucial role in the development of the lower jaw. Mutations in this gene can disrupt the normal growth and development of the jaw, leading to micrognathia.


Additionally, PRS can be associated with various genetic syndromes, such as Stickler syndrome, Treacher Collins syndrome, or velocardiofacial syndrome (also known as 22q11.2 deletion syndrome). These syndromes have a known genetic basis and can be inherited from parents who carry the relevant genetic mutations.


Environmental Factors:


While genetic factors play a significant role in some cases of Pierre Robin Syndrome, there are also environmental factors that can contribute to its development. For instance, certain prenatal factors, such as maternal smoking, alcohol consumption, or drug use during pregnancy, have been associated with an increased risk of PRS.


Furthermore, mechanical factors in utero can also contribute to the development of PRS. For example, if the fetus is in a breech position or experiences limited space in the womb, it can lead to abnormal jaw growth and glossoptosis.


Is Pierre Robin Syndrome Hereditary?


Based on the information above, it is clear that the hereditary nature of Pierre Robin Syndrome can vary depending on the underlying cause. In cases where PRS is associated with a specific genetic syndrome, the condition can be inherited from parents who carry the relevant genetic mutations. Genetic counseling is crucial in such cases to assess the risk of recurrence in future pregnancies.


However, it is important to note that not all cases of PRS have a clear genetic basis. Environmental factors, such as maternal behaviors during pregnancy or mechanical factors in utero, can also contribute to the development of the condition. These non-genetic factors do not follow a hereditary pattern.


Conclusion:


Pierre Robin Syndrome is a complex condition with various underlying causes. While some cases have a clear genetic basis and can be inherited, others are influenced by environmental factors or occur sporadically. Genetic counseling and thorough medical evaluation are essential for individuals and families affected by PRS to determine the specific cause and assess the risk of recurrence.


Diseasemaps
3 answers
Pierre Robin sequence is often a result of an underlying genetic condition which may be hereditary such as sticklers syndrome.

Posted Aug 14, 2017 by Della 1000
It can be, but not always

Posted Sep 7, 2017 by Hailey 3200

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Stories of Pierre Robin Syndrome

PIERRE ROBIN SYNDROME STORIES
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I started this foundation to create awareness for the syndrome as my son was born with the condition in October 2008. The Story of Joshua Parkes and how this foundation came into being. Joshua was born on the 20th October 2008, the happiest day ev...
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HELLO EVERYONE MY SON WAS BORN THE 3/3/16. MY SON IS 6 MONTHS OLD ALMOST 7MONTHS OLD HE HAS MICROCEPHALY,  LARYNGOMALICA, DANCING EYES, VOCAL CORD PALSY, BRAIN ATROPHY, PRS (PIERRE ROBIN SEQUENCE) AND A HIGH PALATE, SLEEP APNEA, BREATHING PROBLEMS....
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My daughter was born with mild PRS and a cleft soft palate. 
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My son Bernard (little B) was born on Aug. 2 2014. We had no idea at time of birth that anything was wrong with him. I had a scheduled C-section for Aug. 24 but he decided to come early. As I was laying on the operating table I heard a faint whimper ...
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My daughter was born 1/12/2010 midwife led birthing center flat and unresponsive. She required cpr and quickly and immediate transfer to the neonatal intensive care unit. She was then diagnosed with Pierre robin yndrome, microcargnathia and horse sho...

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