bladder, cases Week 622: Case 2 April 26, 2023 pathadmin 1. Presented by Dr. Jonathan Epstein and prepared by Dr. Jason KernAn 86 year old female was diagnosed with a large bladder tumor and treated by transurethral resection.Sarcomatoid carcinoma with high grade urothelial carcinomaSarcomatoid carcinoma with low grade urothelial carcinomaCollision tumor of high grade urothelial carcinoma and osteogenic sarcomaCollision tumor of low grade urothelial carcinoma and osteogenic sarcoma Loading...