Columnar islands in Barrett's esophagus: Do they impact Prague C&M criteria and dysplasia grade?
Jeremy Aaron EpsteinHilary CosbyGary W FalkMouen A KhashabRalf KiesslichElizabeth A MontgomeryJean S WangMarcia Irene CantoPublished in: Journal of gastroenterology and hepatology (2018)
Columnar islands are commonly seen on EGD. The Prague C&M criteria may underestimate the maximal extent of BE and overlook the area of highest dysplasia grade.