1.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.

1.方法回顾性分18PSPH螺旋CT表现,并以30肝炎后静脉高压(PH)作为对照,着重周侧支静脉开放情况。