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== Causes == |
== Causes == |
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In about 80% of individuals with De La Chapelle Syndrome, the variation results from an abnormal exchange of genetic material between chromosomes while they were forming in the uterus, which causes the individual to have no Y chromosomes, or only partial Y chromosomes. |
In about 80% of individuals with De La Chapelle Syndrome, the variation results from an abnormal exchange of genetic material between chromosomes while they were forming in the uterus, which causes the individual to have no Y chromosomes, or only partial Y chromosomes. |
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== History == |
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It is unknown when De La Chapelle Syndrome was discovered, however it has been recorded since 1987. |
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== References == |
== References == |