What is the commonest aneuploidy seen in neonates born with single umbilical aery?
Correct Answer: Trisomy 18
Description: Single umbilical aery: - It is seen in 5-10/1,000 bihs & its frequency increases in twin bihs - 30% of these infants are associated with more than one congenital abnormalities; among which Trisomy 18 is most commonest - Though it is associated with increased risk for occult renal anomaly, if no other anomalies are present, need for renal USG is controversial
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Pediatrics
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