The role and utility of cholangioscopy for diagnosing indeterminate biliary strictures

Biliary strictures are considered indeterminate when evaluation with imaging and standard tissue sampling during endoscopic retrograde cholangiopancreatography (ERCP) are non-diagnostic. Standard tissue sampling techniques include cytologic brushings, with or without fluorescence in situ hybridizati...

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Main Authors: Adarsh M. Thaker, V. Raman Muthusamy
Format: Article
Language:English
Published: Society of Gastrointestinal Intervention 2017-03-01
Series:Gastrointestinal Intervention
Subjects:
Online Access:https://doi.org/10.18528/gii160035
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author Adarsh M. Thaker
V. Raman Muthusamy
author_facet Adarsh M. Thaker
V. Raman Muthusamy
author_sort Adarsh M. Thaker
collection DOAJ
description Biliary strictures are considered indeterminate when evaluation with imaging and standard tissue sampling during endoscopic retrograde cholangiopancreatography (ERCP) are non-diagnostic. Standard tissue sampling techniques include cytologic brushings, with or without fluorescence in situ hybridization (FISH), and endoscopic intraductal biopsies. These strictures are often clinically suspicious for malignancy. The management of these patients can vary substantially and relies on an accurate diagnosis of the lesion. Unfortunately, despite numerous modalities, the sensitivity of existing tissue sampling techniques remains low and can lead to delays in diagnosis and the need for additional procedures. Cholangioscopy has emerged as a means to visually inspect and obtain image-guided biopsies of the lesion in question, with improved sensitivity as well as a high specificity and accuracy for diagnosing the etiology of indeterminate biliary strictures. The types of cholangioscopy systems and a summary of the pertinent literature are discussed in this review.
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spelling doaj.art-7f50e8e25a3b43cab82c1eea6998c85c2022-12-22T01:10:58ZengSociety of Gastrointestinal InterventionGastrointestinal Intervention2213-17952017-03-01612810.18528/gii160035gii160035The role and utility of cholangioscopy for diagnosing indeterminate biliary stricturesAdarsh M. Thaker0V. Raman Muthusamy1Division of Digestive Diseases, David Geffen School of Medicine at UCLA, Los Angeles, CA, USADivision of Digestive Diseases, David Geffen School of Medicine at UCLA, Los Angeles, CA, USABiliary strictures are considered indeterminate when evaluation with imaging and standard tissue sampling during endoscopic retrograde cholangiopancreatography (ERCP) are non-diagnostic. Standard tissue sampling techniques include cytologic brushings, with or without fluorescence in situ hybridization (FISH), and endoscopic intraductal biopsies. These strictures are often clinically suspicious for malignancy. The management of these patients can vary substantially and relies on an accurate diagnosis of the lesion. Unfortunately, despite numerous modalities, the sensitivity of existing tissue sampling techniques remains low and can lead to delays in diagnosis and the need for additional procedures. Cholangioscopy has emerged as a means to visually inspect and obtain image-guided biopsies of the lesion in question, with improved sensitivity as well as a high specificity and accuracy for diagnosing the etiology of indeterminate biliary strictures. The types of cholangioscopy systems and a summary of the pertinent literature are discussed in this review.https://doi.org/10.18528/gii160035Bile duct diseasesCholangiocarcinomaCholangioscopyCholangitis, sclerosing
spellingShingle Adarsh M. Thaker
V. Raman Muthusamy
The role and utility of cholangioscopy for diagnosing indeterminate biliary strictures
Gastrointestinal Intervention
Bile duct diseases
Cholangiocarcinoma
Cholangioscopy
Cholangitis, sclerosing
title The role and utility of cholangioscopy for diagnosing indeterminate biliary strictures
title_full The role and utility of cholangioscopy for diagnosing indeterminate biliary strictures
title_fullStr The role and utility of cholangioscopy for diagnosing indeterminate biliary strictures
title_full_unstemmed The role and utility of cholangioscopy for diagnosing indeterminate biliary strictures
title_short The role and utility of cholangioscopy for diagnosing indeterminate biliary strictures
title_sort role and utility of cholangioscopy for diagnosing indeterminate biliary strictures
topic Bile duct diseases
Cholangiocarcinoma
Cholangioscopy
Cholangitis, sclerosing
url https://doi.org/10.18528/gii160035
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