What is the abdominal part of the esophagus?

The abdominal part of the esophagus is the shortest segment of the esophagus, measuring about 1.25 cm long. It extends from the esophageal hiatus of the diaphragm to the cardiac orifice of the stomach.

Where is the abdominal esophagus located anatomically?

It begins at the T10 vertebra level at the diaphragm and ends at the T11 vertebra level at the stomach, positioned about 2.5 cm to the left of the midline. Its right border connects to the lesser curvature of the stomach.

What structures are related to the abdominal esophagus?

Key relations include anteriorly: peritoneum, anterior vagal trunk, and left lobe of the liver; posteriorly: posterior vagal trunk and diaphragm; and left side: esophageal branches of the left gastric artery and veins. Only the anterior and left surfaces are covered by peritoneum.

What clinical conditions affect the abdominal esophagus?

Common conditions include esophageal varices (dilated veins due to portal hypertension), achalasia cardia (failure of the lower esophageal sphincter to relax), reflux esophagitis (inflammation from acid reflux), and carcinoma (the lower end is a common site for esophageal cancer).

How long is the abdominal esophagus?

It measures approximately 1.25 cm in length, making it the shortest segment of the esophagus.

What is the peritoneal covering of the abdominal esophagus?

Only the anterior and left surfaces of the abdominal esophagus are covered by peritoneum, while the posterior surface is not.

Abdominal Esophagus – Relations & Clinical Relevance