Methods Spiral CT appearances of 18 cases with PSPH were reviewed and compared with those of 30 cases with protal hypertension (PH),especially perigastric collateral channel formation were evaluated.

方法回顾性分析18例PSPH的螺旋CT表,30例肝炎后门静脉高压(PH)作为对,着重观察胃周侧支静脉开放。

The vascular plexus at the lower part of the villi had the characteristics of recti mini vessels and protal vesselas.

毛下部血管表为微直血管形态，可能部分具有门静脉性质。