Fig. 3From: Necrotizing funisitis and calcification of umbilical vein: case report and reviewUltrasonography images show stenosis (arrow) of the umbilical vein with a width of 0.24 cm, and color Doppler shows “aliasing” (an artifact that denotes high-speed flow) (left), while vein dilation (arrow) is observed near the section of stenosis (right). Both images were obtained at 31+ 3 weeks of gestationBack to article page