HISTORY:
A male in his 70s presented with chief complaint of hematuria. Cystourethroscopy showed normal urethra, occlusive prostate, bladder filled with clots and a large tumor occupying almost the entire bladder. CT urogram abdomen/pelvis showed mass-like thickening of the anterior bladder wall, calyceal diverticulum in superior pole of the left kidney and punctate nephrolithiasis without hydronephrosis.
GROSS:
Received in formalin are numerous fragments of red-tan tissue aggregating to 7.0 cm x 4.5 cm x 3.2 cm.
What is the most likely diagnosis?
- Nested Variant of Urothelial Carcinoma
- Lipoid-Rich Variant of Urothelial Carcinoma
- Invasive urothelial carcinoma with divergent morphologies: glandular, rhabdoid and plasmacytoid variants
- Invasive urothelial carcinoma with divergent morpholgies: micropapillary and tubular variants
- Invasive urothelial carcinoma with divergent morpholgies: sarcomatoid and glandular variants
Invasive urothelial carcinoma with divergent morphologies: glandular, rhabdoid and plasmacytoid variants