Which of the following ultrasound marker is associated with greatest increased risk for Trisomy 21 in fetus:
Increased nuchal skin fold confers the highest risk of aneuploidy and is the most powerful second trimester ultrasound marker, > 99% specificity for Down Syndrome. The probability of Down Syndrome is increased when multiple soft markers are present.
Echogenic foci in hea
Hyperechogenic bowel
Choroid plexus cysts
Nuchal skin fold
ULTRASOUND