Higher portal vein pressure means that fluid in blood vessels is more likely to get pushed into tissues and across tissues into large open spaces like the peritoneal cavity.

较高的门静脉压力意味着血管中的液体更容易穿透血管壁，被挤压进入组织，更有甚者穿过组织，进入更大的开放空间，如腹膜腔。