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A four-vessel umbilical cord
  1. Marjolijn SW Quaak1,
  2. Jos MT Draaisma2
  1. 1 Department of Paediatrics, Radboud University Nijmegen Medical Centre, Amalia Children's Hospital Nijmegen, Nijmegen, The Netherlands
  2. 2 Department of Academic General Paediatrics, Radboud University Nijmegen Medical Centre, Amalia Children's Hospital Nijmegen, Nijmegen, The Netherlands
  1. Correspondence to Marjolijn SW Quaak, Department of Paediatrics, Radboud University Nijmegen Medical Centre, Children's Hospital Nijmegen, PO Box 9101, Nijmegen 6500 HB, The Netherlands; marjolijn.quaak{at}radboudumc.nl

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Physical examination of a healthy newborn revealed a four-vessel umbilical cord (figure 1). At the placental cord insertion site only three vessels were seen. The routine prenatal ultrasonography did not show any abnormalities. The newborn had no dysmorphic features.

Figure 1

Cross section of the umbilical cord. Four hollow structures with two veins (thin walled vessels) and two arteries (thicker walled vessels).

During the early …

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