Sandbox: DDx Kidney mass
- 40 yo patients
- Abdominal pain
- Hematuria
- Palpable mass
- Polycythemia symptoms
Arrangement of monotonous small blue embryonal epithelial cells Acinar, tubular, or sheetlike configuration Psammoma bodies Vimentin, pancytokeratin and cytokeratin-19
Nonmalignant causes
anaplastic sarcoma clear cell sarcoma mesoblastic nephroma metanephric stromal tumor nephroblastomatosis / nephrogenic rests neuroblastoma oncocytoid carcinoma after neuroblastoma ossifying