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Related Concept Videos

Cancer-Critical Genes I: Proto-oncogenes01:33

Cancer-Critical Genes I: Proto-oncogenes

Genes usually encode proteins necessary for the proper functioning of a healthy cell. Mutations can often cause changes to the gene expression pattern, thereby altering the phenotype.
When the function of certain critical genes, especially those involved in cell cycle regulation and cell growth signaling cascades, gets disrupted, it upsets the cell cycle progression. Such cells with unchecked cell cycles start proliferating uncontrollably and eventually develop into tumors.
Such genes that act...

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Experience with the surgical treatment of hepatic hydatidosis: case series with follow-up.

World journal of gastroenterology·2010
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Related Experiment Video

Updated: Jul 5, 2026

Complete Laparoscopic Radical Resection of Perihilar Cholangiocarcinoma Type IIIb
04:50

Complete Laparoscopic Radical Resection of Perihilar Cholangiocarcinoma Type IIIb

Published on: January 17, 2025

[Cholangiocarcinoma].

Luis Burgos San Juan1

  • 1Cirugía Biliopancreática, Departamento de Cirugía, Hospital Hernán Henríquez Aravena, Temuco, Chile. lburgos@ufro.cl

Revista Medica De Chile
|May 17, 2008
PubMed
Summary
This summary is machine-generated.

Cholangiocarcinoma, a rare bile duct cancer, typically affects older men and presents with jaundice. Complete surgical removal offers the best outcome, though palliative care is an option for unresectable cases.

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Intraoperative Strategy under Complex Vascular Adhesion for Laparoscopic Radical Resection of Bismuth-Corlette Type IIIb Perihilar Cholangiocarcinoma
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Intraoperative Strategy under Complex Vascular Adhesion for Laparoscopic Radical Resection of Bismuth-Corlette Type IIIb Perihilar Cholangiocarcinoma

Published on: February 13, 2026

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Last Updated: Jul 5, 2026

Complete Laparoscopic Radical Resection of Perihilar Cholangiocarcinoma Type IIIb
04:50

Complete Laparoscopic Radical Resection of Perihilar Cholangiocarcinoma Type IIIb

Published on: January 17, 2025

Intraoperative Strategy under Complex Vascular Adhesion for Laparoscopic Radical Resection of Bismuth-Corlette Type IIIb Perihilar Cholangiocarcinoma
05:22

Intraoperative Strategy under Complex Vascular Adhesion for Laparoscopic Radical Resection of Bismuth-Corlette Type IIIb Perihilar Cholangiocarcinoma

Published on: February 13, 2026

Area of Science:

  • Oncology
  • Gastroenterology
  • Hepatobiliary Surgery

Context:

  • Cholangiocarcinoma (CCA) is a rare malignancy arising from the bile duct epithelium.
  • It predominantly affects individuals in their sixth decade with a slight male predominance.
  • Common locations include the hepatic duct confluence (hilar cholangiocarcinoma/Klatskin tumor).

Purpose:

  • To provide a comprehensive overview of cholangiocarcinoma, including its epidemiology, risk factors, clinical presentation, diagnosis, staging, and treatment options.
  • To highlight diagnostic challenges, differentiating CCA from other biliary and hepatic lesions.
  • To discuss current therapeutic strategies, emphasizing surgical resection and palliative interventions.

Summary:

  • Etiology is largely unknown, but risk factors include primary sclerosing cholangitis, Caroli's disease, congenital bile duct anomalies, toxins, and parasitic infections.
  • Classic symptoms include jaundice, weight loss, and right upper quadrant pain, diagnosed via clinical, laboratory, endoscopic, and imaging methods.
  • Staging utilizes TNM and Bismuth-Corlette classifications; complete surgical excision with negative margins is the primary treatment, though resectability is often limited.

Impact:

  • Accurate diagnosis and staging are crucial for appropriate management, distinguishing CCA from mimics like hepatocellular carcinoma or other periampullary tumors.
  • Surgical resection offers the best prognosis, but unresectable cases benefit from palliative procedures like biliary-enteric bypass or stenting.
  • Endoscopic phototherapy is emerging as a promising palliative option for advanced cholangiocarcinoma.