Centro de Estudios Perinatales  - CEUSP , Valencia - Venezuela

42-year-old primigravida at 32 weeks pregnancy. The baby has IUGR and a normal karyotype

As can be seen, the umbilical vessels originated in the posterior wall of the uterus and run along the fundus and anterior wall to fall perpendicularly into the amniotic cavity. Doppler evaluation showed variable high resistance flow

Anatomopathological correlation

The two umbilical arteries along the membranes