These data suggested that the splenectomy may decrease the pressure of portal veins.
本资料提示脾切除可降低门静脉压力。
Objective To optimize parameters with double spiral computed tomographic angiography(SCTA) for visualization of portal veins.
目的评价双螺旋CT血管造影（SCTA）不同扫描层厚和螺距对门静脉成像质量的影响。
Objective to study normal hepatic portal veins by means of multi-slice ct (MSCT) so as to provide anatomical data for clinical reference.
目的利用MSCT对正常人的肝门静脉和脾静脉进行研究与测量，求得其解剖学数据，供临床参考。
Results showed that the 3 D transparent imaging could demonstrate:1)3 D structure of hepatic and portal veins and their spatial relationship to the lesions;
结果显示最小回声三维透明成像可显示肝脏内部结构：1）无回声血管结构：显示肝静脉，门静脉，各血管的空间位置关系，及其血管结构病变；
Results the livers and the spleens are reduced especially in the caudate lobe of liver. The bloodstream capacity of the portal veins and the splenic veins are deduced.
结果肝脏脾脏缩小，肝尾叶缩小最为明显，门静脉、脾静脉血流量减少。
By means of cast technique and dissection, the portal vein and the hepatic veins within dogs liver were observed. The portal veins of dogs livers are similar to those of pig and rabbit.
利用铸型技术和实体解剖方法观察狗肝内门静脉和肝静脉，发现狗的肝内门静脉和肝静脉与兔、猪相似。
Methods Ultrasonography of gallbladder, diameter of the portal and splenic veins and thickness of the spleen were investigated in 62 cases of hepatic E viral hepatitis with different stages.
方法62例戊型病毒性肝炎不同病期分别观察胆囊声像图，测量门静脉内径、脾脏厚度和脾静脉内径。
On dynamic enhanced MR scans, abnormal hepatic perfusion during arterial phase and abnormal enhanced collateral veins during portal phase could be seen. The above signs became more obvious on DCE-MRA.
动态mr增强动脉期见肝实质灌注异常，门静脉期见异常侧支静脉强化，DCE MRA显示上述改变更直观。
The obstruction of portal vein and its branches and abundant collateral branch veins around it was exhibited in MR plain scan.
CTPV MRI平扫表现门静脉主干、分支及属支闭塞，门静脉周围可见丰富的侧枝血管。
Abnormal perfusion of liver parenchyma in 7 cases could be seen in arterial phase during MR dynamic enhancement. The abnormal collateral branch veins were enhanced during the portal phase.
动态增强动脉期7例见肝脏异常灌注，门静脉期肝门区周围异常丰富侧枝血管。
Abnormal perfusion of liver parenchyma in 7 cases could be seen in arterial phase during MR dynamic enhancement. The abnormal collateral branch veins were enhanced during the portal phase.
动态增强动脉期7例见肝脏异常灌注，门静脉期肝门区周围异常丰富侧枝血管。
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