Adenocarcinoma of Bladder

Comments:
Microscopically, adenocarcinoma of bladder can show a variety of morphologic patterns, including enteric (intestinal) type, colloid, signet-ring, hepatoid, non-specific (adenocarcinoma, NOS), and mixed pattern. The image shows colloid pattern with copious extracellular mucin and extensive infiltration of the muscularis propria.