Upper endoscopy of esophageal diffuse glycogenic acanthosis

Reproduced from: Modi RM, Arnold CA, Stanich PP. Diffuse Esophageal Glycogenic Acanthosis and Colon Polyposis in a Patient With Cowden Syndrome. Clin Gastroenterol Hepatol 2017; 15:e131. Illustration used with the permission of Elsevier Inc. All rights reserved.