Which structure lies in the inferior wall of the epiploic foramen?

Which structure lies in the inferior wall of the epiploic foramen?

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.

What is the epiploic foramen of Winslow?

The epiploic foramen (foramen epiploicum; foramen of Winslow) is the passage of communication between the general cavity and the omental bursa.

Why is the epiploic foramen of Winslow important?

The clinical significance of Winslow’s foramen is 2-fold. First, it serves as a site for an internal hernia. Hernias in the foramen of Winslow are exceedingly uncommon. As with most internal hernias, the presenting symptoms are non-specific and are generally those of intermittent bowel obstruction.

Where is the foramen of Winslow?

The foramen of Winslow is defined superiorly by the caudate lobe of the liver and dorsally by the inferior vena cava. The inferior portion is defined by the duodenum, with the hepatoduodenal ligament serving as the ventral border.

What is posterior to epiploic foramen?

posterior: the peritoneum covering the inferior vena cava. superior: the peritoneum covering the caudate lobe of the liver. inferior: the peritoneum covering the commencement of the duodenum and the hepatic artery, the latter passing forward below the foramen before ascending between the two layers of the lesser …

What are the boundaries of foramen of Winslow?

It has the following borders: anterior: the free border of the lesser omentum. This has two layers and within these layers are the common bile duct, hepatic artery, and hepatic portal vein. posterior: the peritoneum covering the inferior vena cava.

What is epiploic foramen entrapment?

Epiploic foramen entrapment consists of passage of a section of bowel through the epiploic foramen. Pain results due to stretching of the obstructed bowel, mesenteric traction, bowel compromise, toxin leakage and intestinal distension proximal to the obstruction.

Why is omentum called abdominal policeman?

Tissue: Fat, connective tissue and lymphatics. The omentum is known as the policeman of the abdomen for its role in fighting intra-abdominal infection.

What is foramen of morgagni?

Morgagni foramen is a para-retrosternal defect resulting from an incomplete fusion of the septum transversum and sternum with the anterior ribs. Hernias of this foramen are rare. 1,2. Surgical treatment consists of direct closure of the diaphragmatic defect, suturing by transabdominal or transthoracic access.

What is lesser sac and greater sac?

The lesser sac, also known as the omental bursa, is the cavity in the abdomen that is formed by the lesser and greater omentum. Usually found in mammals, it is connected with the greater sac via the omental foramen or Foramen of Winslow….

What do epiploic appendages do?

Epiploic appendagitis refers to the inflammation of small pouches on the colon or large intestine. These pouches are called epiploic appendages. These pouches help the body absorb nutrients, and they protect blood vessels in the large intestine. Most people have about 50–100 epiploic appendices.