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This sqadia.com medical lecture talks about portal venous system. All the aspects of portal venous system have been highlighted. These include the portal circulation, its anatomical structure. In addition to this, all the veins forming hepatic portal vein course has also been elucidated. Some of the variations to the hepatic portal vein course are also considered. Furthermore, portocaval anastomosis has been comprehensively talked about.
Portal circulation has been conversed about in this section. Primarily, its definition along with the normal circulation has been delineated. Moreover, portal circulation has been thoroughly explained. Towards the end, a major vein termed as the hepatic portal vein and its formation has been brought under discussion.
Hepatic Portal Vein Course
Extrahepatic and intrahepatic parts have at first been elucidated. Moreover, tributaries have been comprehensively explained. These include formative, occasional, and received by trunk and branches. Conclusively, certain variations have been shed light upon.
Hepatic Vein Branches
Several branches have been thoroughly elucidated here. Furthermore, parts and relations along with their course has been comprehensively discussed. Amongst the relations, infra duodenal, retro duodenal and supra duodenal has been highlighted.
Porto-systemic anastomosis or portocaval system is the key objective of this section. Moreover, various portocaval sites along with their caval and effects in PHT has been elaborated.
Portal hypertension and internal piles (hemorrhoids) have been initially reported. Caput medusae have also been made a part of the discussion. Towards the end, however, esophageal varices have been thoroughly explicated.