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Posterior Inferior Pancreaticoduodenal Artery
Cardiovascular System

Posterior Inferior Pancreaticoduodenal Artery

Arteria pancreaticoduodenalis inferior posterior

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Quick Facts

Origin: Inferior pancreaticoduodenal artery.

Course: Superiorly, posterior to the uncinate process and head of the pancreas.

Branches: Small anastomotic branches.

Supplied Structures: Uncinate process and head of the pancreas, second and third parts of the duodenum.

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Origin

The inferior pancreaticoduodenal artery gives rise to anterior and posterior branches.

Course

The posterior inferior pancreaticoduodenal artery passes superior slightly to the left of the anterior inferior artery, posterior to the head of the pancreas.

Branches

The posterior inferior pancreaticoduodenal artery terminates with small anastomotic branches that join those from the posterior superior pancreaticoduodenal artery to form a posterior pancreaticoduodenal arterial arcade.

Supplied Structures

The posterior inferior pancreaticoduodenal artery supplies the uncinate process and head of the pancreas. It also supplies the second and third parts (or descending and horizontal parts) of the duodenum.

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