Endoscopic assessment and grading of Barrett's esophagus using magnification endoscopy and narrow-band imaging: accuracy and interobserver agreement of different classification systems (with videos)

2011 ◽  
Vol 73 (1) ◽  
pp. 7-14 ◽  
Author(s):  
Francisco Baldaque Silva ◽  
Mário Dinis-Ribeiro ◽  
Michael Vieth ◽  
Thomas Rabenstein ◽  
Kenichi Goda ◽  
...  
2014 ◽  
Vol 60 (6) ◽  
pp. 244-248
Author(s):  
Alina Boeriu ◽  
Olga Brusnic ◽  
Danusia Onișor ◽  
Ofelia Pascarenco ◽  
C. Boeriu ◽  
...  

Abstract The diagnosis of dysplasia and early neoplasia in Barrett’s esophagus by conventional endoscopy is based on a four- quadrant random biopsies protocol that is prone to sampling errors. Novel endoscopic techniques have been developed to enhance the detection of premalignant and malignant lesions by real time assessment of microvasculare architecture and mucosal structure. Chromoendoscopy with magnification has improved the visualization of lesions, but the dye application impairs a clear evaluation of vascular network. Narrow band imaging endoscopy enhances vascular imaging by using narrow bandwidth lights, with penetration to superficial mucosal structures. Different classification systems of mucosal and vascular patterns have been developed to improve the diagnostic accuracy of non-dysplastic and dysplastic BE, as well as of early esophageal cancer. This article is focused on both the clinical benefits and controversies surrounding conventional and advanced endoscopic methods used for screening and surveillance of patients with Barrett’s esophagus. Current evidence shows that the adoption of new technology in routine practice requires a high level of performance as well as the standardization of various classification systems.


Endoscopy ◽  
2008 ◽  
Vol 40 (10) ◽  
pp. 799-805 ◽  
Author(s):  
W. Curvers ◽  
C. Bohmer ◽  
R. Mallant-Hent ◽  
A. Naber ◽  
C. Ponsioen ◽  
...  

2008 ◽  
Vol 134 (3) ◽  
pp. 670-679 ◽  
Author(s):  
Wouter Curvers ◽  
Lubbertus Baak ◽  
Ralf Kiesslich ◽  
Arnoud Van Oijen ◽  
Thomas Rabenstein ◽  
...  

2006 ◽  
Vol 63 (5) ◽  
pp. AB130 ◽  
Author(s):  
George K. Anagnostopoulos ◽  
Kenshi Yao ◽  
Christopher J. Hawkey ◽  
Krish Ragunath

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