胆总管下段血运主要由胰十二指肠上后动脉供应。
The posterior superior pancreaticoduodenal artery mainly supplied blood to infer ior part of the common bile.
结论：CT对胆总管下段梗阻定位准确，定性率较高。
Conclusion ct can accurately define the level of lower segment of common bile duct obstruction with high diagnostic accordance rate.
目的探讨医源性胆总管下段或十二指肠后壁意外损伤原因及预防方法。
Objective To investigate the reasons for iatrogenic injury of the distal common bile duct or the posterior wall of duodenum and explore measures for its treatment.
结论常规使用金属胆道探子探查胆道，易导致胆总管下段或十二指肠后壁损伤。
Conclusions Routine use of metal probe for exploration the bile duct may cause injury of common bile duct or the posterior wall of duodenum.
对手术及其他影像检查证实的186例胆总管下段及胰腺疾病的超声图像进行分析。
Methods We analysed the ultrasonic images obtained from 186 patients confirmed to be DCBD and pancreatic diseases by surgery or other imagings check.
本研究探讨超声检查胆总管下段结石的操作手法，对提高胆总管下段结石的诊断符合率有重要意义。
Our research is trying to study the method of operation for examining the stones blocked in the lower part of th...
本研究探讨超声检查胆总管下段结石的操作手法，对提高胆总管下段结石的诊断符合率有重要意义。
Our research is trying to study the method of operation for examining the stones blocked in the lower part of th...
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