With special image feature in the abdominal CT scan, HPVG has been well known to be associated with high mortality even while urgent surgical intervention is performed for acute mesenteric infarction.

• 它的电脑断层影像特徵很特别，若病人出现肝门静脉积气，就算紧急开刀处理急性肠系膜动脉梗塞，仍旧有相当高的死亡率。