Increased nuchal translucency in 13th week fetal ultrasound characteristic of ?
Down's syndrome is the most common cause of increased nuchal translucency in fetal ultrasound. The other causes are Trisomy 13, Trisomy 18, Klinefelter syndrome & Turner's syndrome Ref : Dutta book of obstetrics 8th Ed
Turner syndrome
Down's syndrome
Hydrocephalus
Klinefelter syndrome
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