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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...
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...
Gallbladder01:17

Gallbladder

The gallbladder is a small, pear-shaped organ that plays a crucial role in our digestive system. Measuring about 10 cm in length, it is comparable in size to a kiwi fruit and is located in a hollow area on the lower surface of the liver. The gallbladder's primary function is to store and concentrate bile, a fluid produced by the liver that aids in digestion.
The gallbladder's anatomy consists of three regions: the fundus, body, and neck. Extending from the neck, the cystic duct joins the common...
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...
Appendicitis01:19

Appendicitis

Appendicitis is an acute inflammatory condition of the vermiform appendix, most commonly caused by obstruction of its lumen. The appendix is a narrow, blind-ended pouch that extends from the cecum, making it particularly prone to obstruction. Causes include fecaliths, lymphoid hyperplasia (often after viral infections), parasites, tumors, or foreign bodies. This obstruction initiates a cascade of pathological changes.Luminal Obstruction and Early InflammationAfter obstruction, normal mucosal...
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...

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Related Experiment Video

Updated: Jul 6, 2026

Laparoscopic Choledochal Cyst Excision and Roux-en-Y Choledochojejunostomy in Adults
04:14

Laparoscopic Choledochal Cyst Excision and Roux-en-Y Choledochojejunostomy in Adults

Published on: February 28, 2025

Gallbladder polyps in primary sclerosing cholangitis: not so benign.

Tom H Karlsen1, Erik Schrumpf, Kirsten Muri Boberg

  • 1Medical Department, Rikshospitalet University Hospital, Oslo, Norway.

Current Opinion in Gastroenterology
|April 15, 2008
PubMed
Summary

Patients with primary sclerosing cholangitis have an increased risk of gallbladder cancer. Standard polyp guidelines may not apply, suggesting cholecystectomy and enhanced screening for these individuals.

Related Experiment Videos

Last Updated: Jul 6, 2026

Laparoscopic Choledochal Cyst Excision and Roux-en-Y Choledochojejunostomy in Adults
04:14

Laparoscopic Choledochal Cyst Excision and Roux-en-Y Choledochojejunostomy in Adults

Published on: February 28, 2025

Area of Science:

  • Gastroenterology
  • Hepatology
  • Surgical Oncology

Background:

  • Primary sclerosing cholangitis (PSC) is associated with a significantly elevated risk of biliary tract and colon malignancies.
  • The management of gallbladder polypoid lesions in PSC patients remains a clinical challenge due to this heightened cancer risk.

Purpose of the Study:

  • To review current knowledge regarding polypoid lesions of the gallbladder in patients diagnosed with primary sclerosing cholangitis.
  • To assess whether established guidelines for gallbladder polyps are appropriate for PSC patients.

Main Methods:

  • Literature review of studies investigating gallbladder polyps in PSC patients.
  • Analysis of reported incidences of malignancy and dysplasia in gallbladder lesions within this cohort.

Main Results:

  • Recent studies indicate adenocarcinoma in approximately 60% of gallbladder polypoid lesions in PSC patients.
  • Malignancies and dysplasia have been observed in lesions smaller than 1 cm, challenging standard management thresholds.
  • Concurrent dysplasia and malignancies in the bile ducts and colon highlight a systemic increased awareness of neoplasia.

Conclusions:

  • The elevated malignancy risk in PSC extends to gallbladder polypoid lesions.
  • Cholecystectomy may be warranted for gallbladder neoplasia in PSC patients, even for smaller lesions.
  • Intensified screening for dysplasia in the bile ducts and colon is recommended for PSC patients with gallbladder neoplasia.