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Posterior Gastric Artery
Cardiovascular System

Posterior Gastric Artery

Arteria gastrica posterior

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Quick Facts

Origin: Splenic artery.

Course: Passes deep to the parietal peritoneum of the omental bursa and onto the posterior surface of the stomach.

Branches: None.

Supplied Structures: Posterosuperior surface of the body of the stomach.

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Origin

The origin of the posterior gastric artery is variable, but usually arises from the middle third of the splenic artery, posterior to the body of the stomach. It may also arise from the left gastric artery or even the celiac trunk (Loukas et al., 2007).

Course

The posterior gastric artery passes retroperitoneal deep to the posterior wall of the omental bursa to the posterosuperior region of the stomach.

Branches

There are no named branches.

Supplied Structures

The posterior gastric artery supplies the posterior and superior portion of the body of the stomach, close to its border with the cardia and fundus.

References

Loukas, M., Wartmann, C. T., Louis, R. G., Tubbs, R. S., Ona, M., Curry, B., Jordan, R. and Colborn, G. L. (2007) 'The clinical anatomy of the posterior gastric artery revisited', Surg Radiol Anat, 29(5), pp. 361-6.

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Gastric Artery

ScienceDirect image

The left gastric artery usually arises as one of the three major branches of the celiac trunk, originating anywhere from the orifice of the trunk to the hepatic-splenic bifurcation (Figs.

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