posterior inferior pancreaticoduodenal artery

An artery that branches from the inferior pancreaticoduodenal artery. It courses posterior to the uncinate process and head of the pancreas. It supplies uncinate process and head of the pancreas, second and third parts of the duodenum.

種類 Vessel
親構造 artery
FMA ID 70480

よくある質問

What is the posterior inferior pancreaticoduodenal artery?
The posterior inferior pancreaticoduodenal artery is an artery that branches from the inferior pancreaticoduodenal artery and courses posterior to the uncinate process and head of the pancreas, supplying the uncinate process, the head of the pancreas, and the second and third parts of the duodenum.
Where is the posterior inferior pancreaticoduodenal artery located?
It is located in the upper abdomen, arising from the inferior pancreaticoduodenal artery and running along the posterior aspect of the uncinate process and pancreatic head before supplying adjacent structures.
What is the function of the posterior inferior pancreaticoduodenal artery?
Its function is to deliver oxygenated blood to the uncinate process and head of the pancreas and to the second and third parts of the duodenum, contributing to the dual arterial supply of this region.
What conditions may affect the posterior inferior pancreaticoduodenal artery?
Pancreatic tumors, pancreatitis, and mesenteric ischemia may be associated with compromise of this artery, and its anatomy is important in pancreaticoduodenectomy planning.
How is the posterior inferior pancreaticoduodenal artery examined or imaged?
CT angiography and selective superior mesenteric angiography are used to evaluate this artery and its contribution to the pancreaticoduodenal blood supply.

関連構造

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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.