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Related Concept Videos

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.
Cirrhosis is characterized by the scarring of hepatic lobules in the liver, which are replaced by fibrous tissue, affecting the liver's normal functioning. NAFLD, on the other hand, is caused by an excessive build-up of fat in the liver, not related to...
Inflammatory Bowel Disease I: Ulcerative Colitis01:27

Inflammatory Bowel Disease I: Ulcerative Colitis

Introduction
Inflammatory bowel disease, or IBD, encompasses a group of disorders characterized by chronic inflammation or ulceration of the gastrointestinal tract.
Risk Factors
The exact cause of IBD remains unclear, although it is believed to be due to a mix of genetic, environmental, microbial, and immune factors. Genetic factors are significant in determining susceptibility to IBD, with family history being a critical risk factor. Individuals with a first-degree relative who has IBD are at...
Cirrhosis II: Pathophysiology01:24

Cirrhosis II: Pathophysiology

Cirrhosis is a progressive chronic liver injury caused by prolonged inflammation, excessive fibrotic remodeling, and impaired regeneration. Over time, repeated hepatic insults disrupt the liver’s architecture and function, leading to reduced blood flow, impaired bile drainage, and diminished metabolic capacity.Pathophysiology of cirrhosisCirrhosis arises from three main responses to chronic liver damage: inflammation, immune activation, and hepatocyte death. These processes lead to structural...
Cirrhosis I: Introduction01:23

Cirrhosis I: Introduction

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...
Chronic Bowel Disorders: Introduction01:17

Chronic Bowel Disorders: Introduction

Chronic bowel diseases are a group of long-term conditions affecting the digestive tract, characterized by inflammation and damage to the gut lining. These conditions primarily include irritable bowel syndrome and inflammatory bowel disease.
Irritable Bowel Syndrome (IBS) is a common disorder affecting the gastrointestinal tract. The distinctive feature is recurrent abdominal pain associated with altered bowel movements, manifesting as constipation, diarrhea, or fluctuating between both. The...
Inflammatory Bowel Disease II: Ulcerative Colitis01:20

Inflammatory Bowel Disease II: Ulcerative Colitis

Ulcerative colitis is a chronic inflammatory disorder of the colon characterized by continuous mucosal inflammation that typically begins in the rectum and extends proximally in a uniform pattern. Its pathogenesis involves a complex interplay of genetic predisposition, immune dysregulation, and environmental influences. These factors converge to impair the colon’s epithelial defenses and promote an exaggerated inflammatory response against luminal contents.Breakdown of the Mucosal BarrierA...

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Related Experiment Video

Updated: Jul 9, 2026

Bile Duct Ligation in Mice: Induction of Inflammatory Liver Injury and Fibrosis by Obstructive Cholestasis
08:56

Bile Duct Ligation in Mice: Induction of Inflammatory Liver Injury and Fibrosis by Obstructive Cholestasis

Published on: February 10, 2015

[Tumours and inflammatory liver diseases].

Ch Wittekind1

  • 1Institut für Pathologie des Universitätsklinikums Leipzig.

Verhandlungen Der Deutschen Gesellschaft Fur Pathologie
|November 27, 2007
PubMed
Summary

Hepatocellular carcinoma (HCC) develops in chronic hepatitis, with cirrhosis increasing risk. Current molecular changes don't predict HCC risk or aid diagnosis between dysplasia and HCC.

Area of Science:

  • Oncology
  • Hepatology
  • Molecular Biology

Context:

  • Chronic inflammatory diseases, particularly chronic hepatitis, are associated with specific tumor development.
  • Hepatocellular carcinoma (HCC) is the most common tumor entity in this context, while bile duct carcinomas are rarer.
  • Liver cirrhosis significantly elevates the risk of developing HCC.

Purpose:

  • To explore the intricate mechanisms underlying hepatocellular carcinoma (HCC) development.
  • To investigate the multistep process from chronic liver injury to HCC.
  • To evaluate the utility of molecular changes in risk assessment and differential diagnosis.

Summary:

  • HCC arises from a complex multistep process initiated by chronic liver injury and inflammation, involving cell death, regeneration, cirrhosis, and DNA damage.

More Related Videos

The Murine Choline-Deficient, Ethionine-Supplemented (CDE) Diet Model of Chronic Liver Injury
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The Murine Choline-Deficient, Ethionine-Supplemented (CDE) Diet Model of Chronic Liver Injury

Published on: October 21, 2017

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

Related Experiment Videos

Last Updated: Jul 9, 2026

Bile Duct Ligation in Mice: Induction of Inflammatory Liver Injury and Fibrosis by Obstructive Cholestasis
08:56

Bile Duct Ligation in Mice: Induction of Inflammatory Liver Injury and Fibrosis by Obstructive Cholestasis

Published on: February 10, 2015

The Murine Choline-Deficient, Ethionine-Supplemented (CDE) Diet Model of Chronic Liver Injury
07:27

The Murine Choline-Deficient, Ethionine-Supplemented (CDE) Diet Model of Chronic Liver Injury

Published on: October 21, 2017

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

  • Despite advancements in identifying genes involved in hepatocarcinogenesis, the precise mechanisms of HCC development remain elusive.
  • Current molecular alterations are insufficient for assessing the risk in patients with liver cirrhosis or liver cell dysplasia and do not aid in differentiating dysplasia from HCC.

    • Impact:

    • Highlights the gaps in understanding HCC pathogenesis.
    • Underscores the limitations of current molecular markers for clinical application in liver cirrhosis and dysplasia.
    • Emphasizes the need for further research into reliable biomarkers for HCC risk stratification and diagnosis.