Adrenoleukodystrophy Adrenoleukodystrophy is a genetic disease that is passed on from mother to son. ALD is an X-linked disorder. That means it affects only males and is transmitted by a female carrier. This disorder is called X-linked since the genetic abnormality involves the X-chromosome. Women have two X-chromosomes while men only have one. In women, the affected X-chromosome, the one with the gene for ALD does not become active because of the presence of a …
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