Vascular malformations arising from the wall of the external jugular vein are rare and appeared most commonly in pediatric population. Here, we present a case of vascular malformation in the left external jugular vein diagnosed in a fetus during third trimester ultrasound. This is the first described case in prenatal diagnosis.
Keywords: congenital vascular malformation; jugular vein; prenatal diagnosis.
© 2019 Japan Society of Obstetrics and Gynecology.