Sandbox: DDx Kidney mass: Difference between revisions

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* May have hematuria and flank pain
* May have hematuria and flank pain
* Palpable flank mass
* Palpable flank mass
* Cells arranged in nests
* Granular eosinophilic cytoplasm 
* Nuclei uniform and round with no pleomorphism


==Nonmalignant causes==
==Nonmalignant causes==
anaplastic sarcoma clear cell sarcoma mesoblastic nephroma metanephric stromal tumor nephroblastomatosis / nephrogenic rests neuroblastoma oncocytoid carcinoma after neuroblastoma ossifying
anaplastic sarcoma clear cell sarcoma mesoblastic nephroma metanephric stromal tumor nephroblastomatosis / nephrogenic rests neuroblastoma oncocytoid carcinoma after neuroblastoma ossifying

Revision as of 19:49, 9 November 2015

  • 50-60 yo male
  • Asymptomatic
  • Incidental finding on imaging
  • May have hematuria and flank pain
  • Palpable flank mass
  • Cells arranged in nests
  • Granular eosinophilic cytoplasm
  • Nuclei uniform and round with no pleomorphism

Nonmalignant causes

anaplastic sarcoma clear cell sarcoma mesoblastic nephroma metanephric stromal tumor nephroblastomatosis / nephrogenic rests neuroblastoma oncocytoid carcinoma after neuroblastoma ossifying