Obstetrics and Gynecology International / 2010 / Article / Fig 3

Research Article

Venous Doppler in the Evaluation of Fetal Hydrops

Figure 3

Umbilical venous pulsations in relationship with ductus venosus z-score of pulsatility index for veins. 0 = normal blood velocity; 1 = flow with a single pulsation; 2 = double pulsation; 3 = triple pulsating flow pattern.
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