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Diseases of the Liver and Gallbladder01:26

Diseases of the Liver and Gallbladder

Liver and gallbladder diseases are a significant health concern, with prominent conditions including cirrhosis, hepatitis, non-alcoholic fatty liver disease (NAFLD), and gallstones. Jaundice is a common manifestation of liver and biliary disease.
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Cirrhosis is a chronic, irreversible liver disease characterized by the widespread replacement of healthy liver tissue with fibrotic scar tissue and the formation of regenerative nodules.Etiology of cirrhosisCirrhosis results from sustained liver injury that triggers progressive fibrosis and structural remodeling. The underlying causes are diverse, encompassing common and less frequent clinical conditions. Regardless of the origin, all causes lead to chronic inflammation, hepatocyte loss, and...
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The microscopic anatomy of the liver is a complex and intricate system that comprises numerous structural units known as liver lobules, each of which is comparable in size to a sesame seed. These hexagonal structures consist of plates of liver cells or hepatocytes, which are characterized by their versatility and abundance of cellular apparatus like rough and smooth ER, Golgi apparatus, peroxisomes, and mitochondria.
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Related Experiment Video

Updated: Jun 16, 2026

The Influence of Liver Resection on Intrahepatic Tumor Growth
07:55

The Influence of Liver Resection on Intrahepatic Tumor Growth

Published on: April 9, 2016

[Benign liver tumors].

María Rodríguez-Peláez1, Rafael Menéndez De Llano, María Varela

  • 1Sección de Hepatología, Servicio de Digestivo, Hospital Universitario Central de Asturias, Oviedo, España.

Gastroenterologia Y Hepatologia
|January 26, 2010
PubMed
Summary

Benign liver tumors vary widely, necessitating individualized management. While often asymptomatic incidental findings, differentiating them from malignant tumors can be challenging, sometimes leading to surgical resection.

Area of Science:

  • Hepatology
  • Oncology
  • Radiology

Context:

  • Benign liver tumors encompass a diverse group of neoplasms with distinct clinical behaviors.
  • Common benign liver lesions include hemangiomas, focal nodular hyperplasia, and simple cysts.
  • Many benign liver tumors are asymptomatic and incidentally detected during imaging studies.

Purpose:

  • To review the varied presentations and management strategies for common benign liver tumors.
  • To highlight the diagnostic challenges in differentiating benign from malignant liver lesions.
  • To discuss the indications for surgical intervention in benign liver tumors.

Summary:

  • Benign liver tumors exhibit diverse behaviors requiring tailored management approaches.
  • Hemangiomas, focal nodular hyperplasia, and simple cysts are the most prevalent benign liver tumors.

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Last Updated: Jun 16, 2026

The Influence of Liver Resection on Intrahepatic Tumor Growth
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The Influence of Liver Resection on Intrahepatic Tumor Growth

Published on: April 9, 2016

Laparoscopic Anatomical Right Hemihepatectomy via the In Situ Anterior Approach
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Published on: August 8, 2025

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  • While often asymptomatic and requiring no intervention, diagnostic difficulty and complications can necessitate surgical resection.

    • Impact:

    • Provides a concise overview of benign liver tumor management.
    • Emphasizes the importance of accurate differential diagnosis between benign and malignant liver lesions.
    • Informs clinical decision-making regarding the need for surgical intervention in liver tumors.