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Those who survive with this variation often grow up to have scoliosis, [[Disabled|hearing issues]], and [[Neurodivergent|mental disabilities.]]
== Causes ==
This variation is most often caused when ones ''SOX9'' gene is mutated. This gene usually regulates protein production, and if it does not work properly, the protein may be overproduced or underproduced, causing physical abnormalities when one is still in the fetus stage.
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