portal vein manometry

例句：

1. 1. The doctor performed a portal vein manometry to assess the patient's liver function.
   医生进行了门静脉压力测定，以评估患者的肝功能。
2. 2. This test is used to diagnose portal hypertension in patients with cirrhosis.
   这种测试用于诊断肝硬化患者的门脉高压症。
3. 3. Manometry is an important tool for monitoring the health of the portal vein and its branches.
   门静脉压力测定是监测门静脉及其分支健康的重要工具。