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Doppler waveforms of hepatic vein, which is independent of liver dysfunction, should be obtained during normal respiration. Mean hepatic vein velocity reflects the change in hepatic circulation associated with progression of liver cirrhosis. It can be used as a new parameter in the assessment of liver cirrhosis.

Endoscopic stent therapy is available for postoperative bile duct strictures. Long-term prognosis for more than 10 years is excellent. Repeat surgical interventions may be unavoidable in some cases, but endoscopic treatment should be proposed as the first-line treatment.

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