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Down syndrome
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Meaning
Name
●
A
genetic disorder
caused
by the
presence
of all
or part of a
third
copy
of
chromosome
21 (a
chromosomal
excess
), whereby the patients
bear
a certain
resemblance
to the Mongoloid
race
, such as a small
head
and
tilted
eyelids
, and
typically
have a
delay
in
cognitive
ability and physical growth.
Sourced from
Wiktionary
Synonyms
Mongolism
Trisomy 21
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