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Related Concept Videos

Cholecystitis01:20

Cholecystitis

Cholecystitis is inflammation of the gallbladder, most commonly caused by obstruction of the cystic duct. This blockage prevents bile from draining, leading to gallbladder distension, inflammation, and potentially serious complications. This condition may present acutely or chronically and can happen with or without gallstones.EtiologyAbout 95% of cholecystitis cases are calculous, caused by gallstones blocking the cystic duct, leading to bile accumulation and inflammation of the gallbladder...
Chronic Pancreatitis II: Pathophysiology01:21

Chronic Pancreatitis II: Pathophysiology

Chronic pancreatitis is a progressive and irreversible inflammation of the pancreas, most often caused by long-term alcohol abuse, but it can also be related to ductal obstruction, smoking, or genetic factors.Chronic pancreatitis occurs when the pancreas is repeatedly exposed to harmful agents like alcohol, smoking, ductal obstruction, or genetic predisposition. These factors lead to the release of toxic metabolites and inflammatory cytokines, sustaining chronic inflammation in the pancreatic...
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...
Chronic Pancreatitis I: Introduction01:24

Chronic Pancreatitis I: Introduction

The pancreas, an elongated and flat gland situated behind the stomach, serves a vital function in digesting food and managing blood sugar levels.
Pancreatitis is the inflammation of the pancreas, which occurs when the immune system becomes active and causes swelling, pain, and disruptions in organ function. Pancreatitis can manifest as either an acute or chronic condition.
Acute pancreatitis arises suddenly and lasts for a brief duration, while chronic pancreatitis is a long-term affliction...
Chronic Pancreatitis I: Introduction01:25

Chronic Pancreatitis I: Introduction

Chronic pancreatitis is a long-standing, relapsing inflammation of the pancreas, characterized by irreversible damage to the gland. It results in progressive destruction of the pancreatic parenchyma, fibrosis, and eventual loss of both exocrine and endocrine function. The disease may evolve gradually after multiple episodes of acute pancreatitis or develop independently.EtiologyChronic pancreatitis can arise from a variety of causes:Alcohol use is the leading cause, accounting for 70–80% of...
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...

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Related Experiment Video

Updated: Jun 30, 2026

Porcine Normothermic Isolated Liver Perfusion
07:32

Porcine Normothermic Isolated Liver Perfusion

Published on: June 9, 2023

Ischemic cholangiopathy.

Pierre Deltenre1, Dominique-Charles Valla

  • 1Service d'Hépato-Gastroentérologie, Hôpital de Jolimont, Haine-Saint-Paul, Belgium.

Seminars in Liver Disease
|September 25, 2008
PubMed
Summary
This summary is machine-generated.

Hepatic artery obstruction can cause ischemic bile duct injury, leading to conditions like ischemic cholangiopathy. Liver transplantation may be the only cure when arterial obstruction cannot be corrected.

Related Experiment Videos

Last Updated: Jun 30, 2026

Porcine Normothermic Isolated Liver Perfusion
07:32

Porcine Normothermic Isolated Liver Perfusion

Published on: June 9, 2023

Area of Science:

  • Hepatology
  • Vascular Surgery
  • Gastroenterology

Background:

  • Bile ducts rely solely on hepatic arteries for blood supply.
  • Collateral circulation typically prevents ischemic damage from large artery obstruction.
  • Injury to small hepatic arteries or the peribiliary plexus can lead to bile duct ischemia.

Purpose of the Study:

  • To review the causes and consequences of ischemic bile duct injury.
  • To discuss the clinical presentation and management of ischemic cholangiopathy.
  • To highlight the role of hepatic artery thrombosis in liver transplantation.

Main Methods:

  • Literature review of ischemic cholangiopathy.
  • Analysis of etiological factors, including iatrogenic causes and systemic diseases.
  • Discussion of clinical manifestations and treatment outcomes.

Main Results:

  • Ischemic bile duct injury occurs with disruption of hepatic arterial supply.
  • Causes include iatrogenic injury, hepatic artery thrombosis in transplant recipients, and systemic diseases.
  • Clinical presentations range from biliary cast formation to chronic disease mimicking primary sclerosing cholangitis.

Conclusions:

  • Ischemic cholangiopathy results from compromised hepatic arterial blood flow to bile ducts.
  • Management is challenging, especially when arterial obstruction cannot be reversed.
  • Liver transplantation offers a potential cure for end-stage disease when other interventions fail.