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18PSPH的螺旋CT表现,30肝炎后静脉高(PH)对照,着重观察胃周侧支静脉开放情况。