Omental foramen


In human anatomy, the omental foramen, is the passage of communication, or foramen, between the greater sac, and the lesser sac.

Borders

It has the following borders:
As the portal vein is the most posterior structure in the hepatoduodenal ligament, and the inferior vena cava lies under the posterior wall, the epiploic foramen can be remembered as lying between the two great veins of the abdomen.

Additional images