Gastrointestinal Endoscopy
Volume 71, Issue 6 , Pages 1094-1096, May 2010

Photodynamic diagnosis of endoscopically invisible flat dysplasia in patients with ulcerative colitis by visualization using local 5-aminolevulinic acid–induced photosensitization

Current affiliations: Department of Gastroenterology (K.W., N.K., M.S., H.Y., K.T., T.W., Y.F., T.A.), Osaka City University Graduate School of Medicine, Osaka, Japan, Division of Lower Gastroenterology (N.H., K.H., T.M.), Department of Internal Medicine, Hyogo College of Medicine, Hyogo, Japan, Department of Pathology (Y.A.), School of Medicine, Niigata University, Niigata, Japan

published online 22 February 2010.

Osaka, Hyogo, Niigata, Japan

Abbreviations: 5-ALA, 5-aminolaevulinic acid, AFI, autofluorescence imaging, CC/D, colitis-associated cancer or dysplasia, NBI, narrow-band imaging, PDD, photodynamic diagnosis, SC, surveillance colonoscopy, UC, ulcerative colitis

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PII: S0016-5107(09)02586-3

doi:10.1016/j.gie.2009.10.016

Gastrointestinal Endoscopy
Volume 71, Issue 6 , Pages 1094-1096, May 2010

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