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Difference between revisions of "Down syndrome"
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'''Down syndrome''', is a common genetic abnormality. It may also be called '''Trisomy 21'''; however, technically this may not be completely correct in all cases. | '''Down syndrome''', abbreviated '''DS''', is a common genetic abnormality. It may also be called '''Trisomy 21'''; however, technically this may not be completely correct in all cases. | ||
==Genetics== | ==Genetics== | ||
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Notes: | Notes: | ||
*Brushfield spots = white/grey spots in the iris (the "colour part" of the eye). | *Brushfield spots = white/grey spots in the iris (the "colour part" of the eye). | ||
<gallery> | |||
Image:Brushfield_eyes_magnified.jpg | Brushfield spots. (WC) | |||
Simplified version | </gallery> | ||
===Simplified=== | |||
Simplified version of mnemonic ''CHILD HAS PROBLEM'': | |||
#[[congenital heart disease|'''C'''ongenital heart disease]]. | #[[congenital heart disease|'''C'''ongenital heart disease]]. | ||
#'''H'''ypothyroidism. | #'''H'''ypothyroidism. | ||
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#[[Leukemia|'''L'''eukemia]] risk x2. | #[[Leukemia|'''L'''eukemia]] risk x2. | ||
#'''D'''uodenal atresia. | #'''D'''uodenal atresia. | ||
#[[Hirschsprung disease|'''H'''irschsprung disease]] | #[[Hirschsprung disease|'''H'''irschsprung disease]]. | ||
#[[Alzheimer disease|'''A'''lzheimer disease]] / Alantoaxial instability. | #[[Alzheimer disease|'''A'''lzheimer disease]] / Alantoaxial instability. | ||
#'''S'''hort neck. | #'''S'''hort neck. | ||