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Related Experiment Video

Updated: Jul 1, 2026

A Mouse Model of the Associating Liver Partition and Portal Vein Ligation for Staged Hepatectomy Procedure Aided by Microscopy

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Hypoplasia of the left portal vein territory of the human liver: a case study.

Yong-Hyun Cho¹, Gen Murakami, Moo Sam Lee

¹Department of Surgery, Research Institute of Clinical Medicine, Chonbuk National University Medical School, Jeonju, Korea.

Journal of Korean Medical Science

|December 17, 2003

Summary

This summary is machine-generated.

This study details a rare case of left surgical lobe hypoplasia, highlighting unusual intrahepatic vessel configurations. Abnormal peritoneal fusion is hypothesized as the cause of this liver anomaly.

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Area of Science:

Hepatology
Vascular Anatomy
Developmental Biology

Background:

Left surgical lobe hypoplasia is uncommon, with limited documentation of associated intrahepatic vascular anomalies.
Understanding these variations is crucial for elucidating the pathogenesis of liver development disorders.

Observation:

A unique case of left surgical lobe hypoplasia presented with a scar-like lobe, few parenchymal tissues, and dilated bile ducts.
Key features included absence of Spiegel's lobe, portal vein adhesion to the inferior vena cava, atypical right hepatic vein and S8 portal vein branching, a hepatic groove on S8, and portal vein trifurcation.

Findings:

Macroscopic and histological analyses revealed significant anatomical variations.
The observed anomalies suggest a complex interplay of developmental processes affecting the left portal vein and surrounding structures.

Implications:

The findings support a hypothesis of secondary abnormal peritoneal fusion during fetal development or early postnatal growth.
This condition likely led to the severe atrophy of the left surgical lobe due to vascular compromise.