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Related Concept Videos

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 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...
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 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 II: Collaborative Care01:29

Chronic Pancreatitis II: Collaborative Care

The management of chronic pancreatitis is multifaceted, involving a comprehensive approach that includes thorough assessment, diagnostic testing, and a variety of management strategies.
Assessment:
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...

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Related Experiment Video

Updated: May 27, 2026

Partial Bile Duct Ligation in the Mouse: A Controlled Model of Localized Obstructive Cholestasis
04:38

Partial Bile Duct Ligation in the Mouse: A Controlled Model of Localized Obstructive Cholestasis

Published on: March 28, 2018

Evolving concepts in primary sclerosing cholangitis.

Elisabeth Krones1, Ivo Graziadei, Michael Trauner

  • 1Department of Internal Medicine, Medical University of Graz, Graz, Austria.

Liver International : Official Journal of the International Association for the Study of the Liver
|November 22, 2011
PubMed
Summary
This summary is machine-generated.

Primary sclerosing cholangitis (PSC) likely encompasses diverse conditions with varied causes and presentations. This review explores evolving concepts and future strategies for managing this complex liver disease.

Related Experiment Videos

Last Updated: May 27, 2026

Partial Bile Duct Ligation in the Mouse: A Controlled Model of Localized Obstructive Cholestasis
04:38

Partial Bile Duct Ligation in the Mouse: A Controlled Model of Localized Obstructive Cholestasis

Published on: March 28, 2018

Area of Science:

  • Hepatology
  • Gastroenterology
  • Immunology

Background:

  • Primary sclerosing cholangitis (PSC) exhibits significant heterogeneity in clinical presentation, disease progression, and therapeutic response.
  • Distinguishing PSC from mimics like IgG4-associated cholangitis and understanding genetic modifiers (e.g., CFTR, TGR5, MDR3) are crucial.
  • Pediatric PSC presents distinct characteristics necessitating different treatment approaches compared to adult PSC.

Purpose of the Study:

  • To review current and emerging pathophysiological concepts of PSC.
  • To provide updated perspectives on PSC management and future therapeutic strategies.

Main Methods:

  • Literature review of current research on PSC.
  • Synthesis of information on disease heterogeneity, differential diagnosis, and genetic factors.
  • Analysis of pediatric versus adult PSC characteristics.

Main Results:

  • PSC is likely a spectrum of diseases rather than a single entity.
  • Accurate categorization and differential diagnosis are critical for effective patient management.
  • Emerging genetic data and understanding of PSC mimics are refining diagnostic and therapeutic approaches.

Conclusions:

  • PSC heterogeneity necessitates individualized treatment strategies.
  • Further research into PSC's diverse etiologies and genetic underpinnings is essential.
  • A comprehensive understanding of PSC pathophysiology will guide future therapeutic advancements.