Increased nuchal translucency – Obstetrics MCQ

Increased nuchal translucency in 13th week fetal ultrasound characteristic of ?

A. Turner syndrome

B. Down’s syndrome

C. Hydrocephalus

D. Klinefelter syndrome

Correct answer : B. Down’s syndrome

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.