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Updated: Jun 12, 2026

Laparoscopic Splenectomy with Pericardial Devascularization for Hypersplenism and Esophageal Variceal Hemorrhage Due to Portal Hypertension

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Hepato-spleno-mesenteric trunk: a case report.

K Sridhar Varma¹, Narendra Pamidi, Venkata Ramana Vollala

¹Department of Anatomy, Melaka Manipal Medical College (Manipal Campus), International Centre for Health Sciences, Manipal, Karnataka, India.

Romanian Journal of Morphology and Embryology = Revue Roumaine De Morphologie Et Embryologie

|May 25, 2010

Summary

Researchers found a rare anatomical variation where the hepato-spleno-mesenteric trunk originated from the abdominal aorta. This variation involves the common origin of two celiac trunk branches and the superior mesenteric artery, with the left gastric artery arising separately.

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Area of Science:

Vascular anatomy
Surgical anatomy
Abdominal vasculature

Background:

The celiac trunk typically trifurcates into the hepatic, splenic, and left gastric arteries.
Variations in the origin and branching patterns of the celiac trunk and superior mesenteric artery are clinically significant.

Observation:

A rare anatomical variation involving the abdominal aorta's arterial supply to the upper gastrointestinal tract was observed.
This variation presented as a hepato-spleno-mesenteric trunk, with common origin of the hepatic artery, splenic artery, and superior mesenteric artery directly from the abdominal aorta.

Findings:

The left gastric artery, a classical branch of the celiac trunk, arose directly from the abdominal aorta, separate from the hepato-spleno-mesenteric trunk.
This configuration represents a significant deviation from the typical celiac trunk branching pattern.

Implications:

Accurate anatomical knowledge of such variations is crucial for surgeons performing abdominal procedures.
Understanding these arterial variations is essential for interventional radiologists during angiographic examinations and interventions.
This case highlights the importance of pre-operative imaging to identify aberrant vascular anatomy and prevent surgical complications.