posterior superior pancreaticoduodenal vein

A vein that is a tributary of the hepatic portal vein. It drains the dorsal surface of the distal first and second portion of the duodenum and the dorsal surface of the pancreatic head.

Type Bone
Parent Structure superior pancreaticoduodenal vein

Frequently Asked Questions

What is the posterior superior pancreaticoduodenal vein?
The posterior superior pancreaticoduodenal vein is a vein that is a tributary of the hepatic portal vein, draining the dorsal surface of the distal first and second portions of the duodenum and the dorsal surface of the pancreatic head.
Where is the posterior superior pancreaticoduodenal vein located?
It is located in the upper abdomen, coursing along the posterior aspect of the pancreatic head and the adjacent first and second duodenal portions, draining superiorly into the hepatic portal vein.
What is the function of the posterior superior pancreaticoduodenal vein?
Its function is to drain venous blood from the dorsal surfaces of the distal first and second duodenum and the dorsal pancreatic head into the hepatic portal vein, contributing to portal venous return.
What conditions may affect the posterior superior pancreaticoduodenal vein?
Pancreatic head tumors and periampullary malignancies may be associated with invasion or compression of this vein, which is a surgically important structure during Whipple procedures.
How is the posterior superior pancreaticoduodenal vein examined or imaged?
Contrast-enhanced CT or MRI with venous phase imaging is used to delineate the posterior superior pancreaticoduodenal vein and evaluate for tumor involvement in the context of pancreatic pathology.

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Educational Disclaimer

This content is for educational and informational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider for medical decisions.

Data sources: Terminologia Anatomica, Foundational Model of Anatomy, Wikidata.