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Fig. 2 | World Journal of Surgical Oncology

Fig. 2

From: Oesophagectomy in a patient with azygos vein continuation of the inferior vena cava: report of a case

Fig. 2

The traced waveform of the inferior vena cava pressure. AB: The normal IVC pressure was approximately 10 mmHg. BC: When the veno-venous bypass was open, the IVC pressure decreased to 8 cmH2O. CE: When the azygos vein was temporarily blocked, the IVC pressure quickly increased to 52 cmH2O. When the azygos vein was opened, the IVC pressure gradually decreased to 8 cmH2O

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