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deletion syndrome |
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deletion syndrome, any of a group of congenital autosomal anomalies that result from the loss of part of a chromosome as a result of breakage of a chromatid during meiosis. An example is cat-cry syndrome, which results from the absence of the short arm of chromosome 5. deletion syndrome Clinical genetics Any of number of hereditary conditions caused by a major loss of chromosome segments; all are rare, often have microcephaly, and an IQ < 50 How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Over the years, the school has provided services and support for families and children with Down syndrome, William's syndrome, Rett syndrome, cerebral palsy, autism, P-4 deletion syndrome, PDD and Apert syndrome as well as children with visual, speech and hearing delays. DiGeorge syndrome (also called 22q11 deletion syndrome, congenital thymic hypoplasia, or third and fourth pharyngeal pouch syndrome) is a birth defect that is caused by an abnormality in chromosome 22 and affects the baby's Our two-year-old daughter, Taylor, has been diagnosed with a mitochondrial DNA deletion syndrome affecting her digestive tract, kidneys and nervous system. |
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