trisomy 21 meaning in Hindi

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Of these, Trisomy 21 and Trisomy 18 are the most common.
A well-known example of trisomy is trisomy 21 or Down syndrome.
Lejeune's colleague, Marthe Gautier, disputes his claim as the first discoverer of trisomy 21.
The term " trisomy 21 " is also used frequently.
However, the progeny of this carrier may inherit an unbalanced trisomy 21, causing Down syndrome.
Some cases have been reported of people with Down syndrome having children with trisomy 21.
One recent study showed that 77 % of Parisian fetuses diagnosed with trisomy 21 were aborted.
Medical literature reports four tetra-X pregnancies, two healthy, one with trisomy 21, one stillborn with omphalocele.
The frequency of Trisomy 21 has been determined to be a function of Advanced maternal age.
The child displays classic dysmorphic features found in genetic mutations such as trisomy 21, commonly known as Down's syndrome.

noun.

a congenital disorder caused by having an extra 21st chromosome; results in a flat face and short stature and mental retardation
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