bladder, cases Week 319: Case 3 April 26, 2023 pathadmin 1. Presented by George Netto, M.D. and prepared by Amy Duffield, M.D., Ph.D.A 68 year old man, with a prior history of Urothelial "flat" CIS treated with BCG, was found to have a "papillary" lateral bladder wall lesion on endoscopic exam. A transurethral resection was performed./images/3A_7_30_07.jpg/images/3B_7_30_07.jpg/images/3D_7_30_07.jpg/images/3F_7_30_07.jpg/images/3E_7_30_07.jpgNephrogenic adenomaInvasive primary adenocarcinoma of bladder with signet ring featuresSecondary bladder involvement by colonic adenocarcinoma with signet ring featuresInvasive urothelial carcinoma with gland-like lumina Loading...