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Related Concept Videos

Chronic Pancreatitis I: Introduction01:24

Chronic Pancreatitis I: Introduction

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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...
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Chronic Pancreatitis II: Collaborative Care01:29

Chronic Pancreatitis II: Collaborative Care

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The management of chronic pancreatitis is multifaceted, involving a comprehensive approach that includes thorough assessment, diagnostic testing, and a variety of management strategies.
Assessment:
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Chronic Bowel Disorders: Introduction01:17

Chronic Bowel Disorders: Introduction

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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...
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Diseases of the Liver and Gallbladder01:26

Diseases of the Liver and Gallbladder

2.1K
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...
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Acute Pancreatitis I: Introduction01:27

Acute Pancreatitis I: Introduction

1.3K
Pancreatitis is inflammation of the pancreas, an organ located behind the stomach. It can be either acute or chronic.
Acute pancreatitis is characterized by rapid inflammation of the pancreas, often caused by factors like gallstone blockage or excessive alcohol consumption. Chronic pancreatitis, on the other hand, is a slow, progressive inflammation that may result from long-term alcohol abuse, obstructions in the pancreatic duct, or genetic factors.
The causes of acute pancreatitis include:
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Acute Pancreatitis II: Clinical Manifestations and Management01:30

Acute Pancreatitis II: Clinical Manifestations and Management

906
Acute pancreatitis presents a complex medical emergency characterized by rapid onset inflammation of the pancreas, demanding timely diagnosis and management to prevent complications. The condition primarily manifests through severe upper abdominal pain that often radiates to the back. This pain intensifies following the consumption of fatty foods. Accompanying symptoms such as nausea, vomiting, abdominal distention, fever, dyspnea, cyanosis, and jaundice can vary in intensity but significantly...
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Related Experiment Video

Updated: Feb 18, 2026

A Mouse Model of Chronic Liver Fibrosis for the Study of Biliary Atresia
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A Mouse Model of Chronic Liver Fibrosis for the Study of Biliary Atresia

Published on: February 3, 2023

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Primary biliary cholangitis: a comprehensive overview.

Ana Lleo1,2, Simona Marzorati1, Juan-Manuel Anaya3

  • 1Liver Unit and Center for Autoimmune Liver Diseases, Humanitas Clinical and Research Center, Rozzano, MI, Italy.

Hepatology International
|November 23, 2017
PubMed
Summary
This summary is machine-generated.

Primary biliary cholangitis (PBC) involves an autoimmune attack on liver cells, driven by mitochondrial antibodies. Understanding genetic and environmental factors is key to managing this complex liver disease.

Keywords:
Antimitochondrial antibodiesBiliary epithelial cellsEpigeneticsGeneticsObeticholic acidPrimary biliary cholangitisPrognostic factorsUDCA

Related Experiment Videos

Last Updated: Feb 18, 2026

A Mouse Model of Chronic Liver Fibrosis for the Study of Biliary Atresia
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A Mouse Model of Chronic Liver Fibrosis for the Study of Biliary Atresia

Published on: February 3, 2023

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Area of Science:

  • Immunology
  • Hepatology
  • Autoimmune Diseases

Background:

  • Primary biliary cholangitis (PBC) is an autoimmune liver disease causing biliary destruction and cholestasis.
  • It features an immune response against mitochondrial antigens targeting intrahepatic biliary cells.
  • The organ-specific nature of this attack, despite ubiquitous mitochondrial antigens, remains a puzzle.

Purpose of the Study:

  • To review current understanding of autoimmune responses in PBC.
  • To discuss evolving treatment strategies for PBC.
  • To highlight recent findings on prognostic factors and risk stratification.

Main Methods:

  • Review of existing literature on PBC pathogenesis and immunology.
  • Analysis of data from large international cohorts identifying prognostic factors.
  • Discussion of current and emerging therapeutic options.

Main Results:

  • Antimitochondrial antibodies (AMAs) are present in 90-95% of PBC patients, often preceding clinical symptoms.
  • PBC pathogenesis involves a complex interplay of genetic and environmental factors.
  • Risk stratification based on prognostic factors is influencing patient management.

Conclusions:

  • PBC is a heterogeneous disease with complex autoimmune mechanisms.
  • Therapeutic options for PBC are advancing.
  • Further research into pathogenesis and personalized treatment is crucial.