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Karyotypes and Chromosome Abnormalities

The pause might be the cause of the increased levels

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Unformatted text preview: drome, extra chromosome 21 (3 copies) Physical features: Low nasal root, upslanting palpebral fissures, small and overfolding ears, round cheeks, flattened jaw, and upper cheek regions, downturned corner of the mouth, hands and feet tend to be broad and short dismorphic faces Complications: duodenum obstructions, respiratory infections, higher risk for leukemia, linked with Alzheimer’s, moderate to severe retardation Trisomy 13- Patau Syndrome, extra 13 chromsome VERY rare. Cleft lip/palate, mental retardation, growth failure, deafness, heart defects, polydactly Trisomy 18- Edwards Synd...
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