Case report

These are some images and video of 2-vessel cord in 12 weeks of pregnancy.

Image 1 and 2: 12 weeks of pregnancy. Image 1 - power Doppler image showing single umbilical artery; and image 2 showing gray scale sagittal plane of the fetus with normal NT and normal nasal bone.

Image 3 and 4: 12 weeks of pregnancy. Normal ductus venosus waveform (image 3) and no tricuspid regurgitation (image 4) were seen.

Video 1:  12 weeks of pregnancy. Power Doppler ultrasound showing single umbilical artery.