胆道狭窄的解剖、生理及手术过程.pptVIP

Biliary Tract Anatomy and Procedures胆道解剖和手术过程;;The Procedure操作过程;The Procedure操作过程;The Procedure操作过程;Treatment Alternatives: PTCA Procedure选择性治疗：经皮冠状动脉内成形术操作过程;Angioplasty Balloon Inflation球囊扩张血管成形术;Treatment Alternatives: PTCA Procedure选择性治疗：经皮冠状动脉内成形术操作过程;Treatment Alternatives: Peripheral Stent Procedure选择性治疗：外周血管支架置入术;Stent Implant支架置入;Peripheral Procedures and Equipment胆道解剖\生理;;Biliary Tract Anatomy 胆道解剖 ;Liver肝脏;Biliary Tract Anatomy 胆道解剖 ;Biliary Tract Anatomy 胆道解剖 ;Biliary Tract Anatomy胆道解剖;Biliary Tract Anatomy 胆道解剖 ;Biliary Stenting: Purpose胆道支架：目的; Diagnosis of Biliary Stricture胆道结构的检查 ;Portal Venous SystemAnatomy and Procedures门静脉系统解剖和手术过程; Feeds blood into the liver 输送血液进入肝脏 Consists of superior, inferior mesenteric, splenic, gastric, and cystic arteries 收集肠系膜上、下动脉，脾动脉，胃动脉，和胆囊动脉来的血液。 ;Portal Vein System门静脉系统;Cause病因: A blocked vessel in the liver due to cancer, tissue scarring by cirrhosis, hepatitis, etc. 因为癌症、肝炎或肝硬化所致的组织纤维疤痕化造成的肝血管受压。 Blood flow is forced backward causing veins to enlarge, resulting in variceal bleeding. 血液被迫反流造成静脉扩张，静脉曲张破裂出血。 Clinical Symptoms临床症状: Jaundice, ascites, edema, respiratory distress, GI hemorrhage, hepatic encephalopathy 黄疸，腹水，浮肿，呼吸性窘迫，胃肠道出血和肝性脑病。 ;Portal Vein System 门静脉系统 ;Portal Hypertension: TreatmentTIPS Procedure门静脉高压治疗措施;TIPS Procedure治疗措施;A channel is created between the hepatic vein and the portal vein. Tract of liver tissue between veins is dilated with a 8mm or larger balloon. 在肝静脉和门静脉间建立通道，并在肝脏组织间的静脉内用直径8毫米或更大的球囊扩张。 Sheath is reintroduced into the portal vein after dilatation. 分流后在门静脉里重新置入鞘 Shunt or stent is placed to maintain patency. 分流术或支架置入术是为了维持通道的开放状态。;TIPS Procedure ;谢 谢