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Updated: Jul 15, 2026

Intraoperative Strategy under Complex Vascular Adhesion for Laparoscopic Radical Resection of Bismuth-Corlette Type IIIb Perihilar Cholangiocarcinoma

Intraoperative Strategy under Complex Vascular Adhesion for Laparoscopic Radical Resection of Bismuth-Corlette Type IIIb Perihilar Cholangiocarcinoma

Published on: February 13, 2026

Primary mesenteric liposarcoma successfully diagnosed by preoperative imaging studies.

Machiko Hirakoba¹, Keiichiro Kume, Masahiro Yamasaki

¹Department of Gastroenterology and Metabolism, University of Occupational and Environmental Health, Japan, School of Medicine, Kitakyushu, Japan.

Internal Medicine (Tokyo, Japan)

|April 6, 2007

Summary

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This study reports a rare case of primary mesenteric liposarcoma, a type of fatty tissue cancer. The jejunal tumor was successfully diagnosed using imaging before surgery.

Area of Science:

Oncology
Surgical Pathology
Diagnostic Imaging

Background:

Liposarcoma is a common retroperitoneal neoplasm.
Primary mesenteric liposarcomas are exceptionally rare.
Early diagnosis of rare tumors is crucial for patient outcomes.

Observation:

A case of liposarcoma originating from the jejunal mesentery was identified.
The tumor was detected and characterized using various imaging modalities.
Pre-operative diagnosis facilitated surgical planning.

Findings:

The imaging studies accurately depicted the mesenteric liposarcoma.
The diagnosis was confirmed prior to surgical intervention.
This highlights the utility of advanced imaging in diagnosing rare soft tissue tumors.

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Intraoperative Strategy under Complex Vascular Adhesion for Laparoscopic Radical Resection of Bismuth-Corlette Type IIIb Perihilar Cholangiocarcinoma

Intraoperative Strategy under Complex Vascular Adhesion for Laparoscopic Radical Resection of Bismuth-Corlette Type IIIb Perihilar Cholangiocarcinoma

Published on: February 13, 2026

Implications:

This case contributes to the understanding of rare mesenteric neoplasms.
Accurate pre-operative diagnosis can optimize surgical approaches for mesenteric liposarcoma.
Further research into the imaging characteristics of rare liposarcomas is warranted.