PathMD Quizes, Renal Renal Neoplasms – 01 October 29, 2017 peferguson Make sure to subscribe to PathMD to stay up to date with new content and features!! 1. All of the following are helpful in differentiating an oncocytoma from a chromophobe RCC EXCEPT:Perinuclear halos Hale’s colloidal iron Electron microscopyCytogenetics 2. Differentiation of the eosinophilic variant of clear cell renal cell carcinoma from a chromophobe renal cell carcinoma can sometimes be very difficult. All of the following may be helpful tool in this differentiation EXCEPT:Electron Microscopy PAS with diastase Renal Cell Carcinoma Marker CytogeneticsCD117 (c-kit) 3. The best diagnosis for the renal rumor depicted in the following image(s) is: Renal Tumor Renal TumorClear Cell Sarcoma Metanephric Adenoma Chromophobe Renal Cell Carcinoma Conventional Renal Cell Carcinoma Oncocytoma 4. All of the following markers are positive in renal cell carcinoma (clear cell type) EXCEPT:CytokeratinRenal Cell Carcinoma Marker InhibinVimentin 5. In which of the following, is Fuhrman grading the most prognostic:Chromophobe Renal Cell CarcinomaRenal Cell Carcinoma, Clear Cell Type Papillary Renal Cell Carcinoma Oncocytoma 6. Papillary (Chromophil) Renal Cell Carcinoma is associated with all of the following chromosomal abnormalities EXCEPT:Deletion 3p Trisomy 17 Trisomy 7 Loss of chromosome Y 7. Which of the following is the best answer for the renal tumor depicted in the following image: Renal Tumor Renal TumorOncocytoma, no grading necessaryChromophobe Renal Cell Carcinoma, Fuhrman Grade 2None of the aboveClear Cell Renal Cell Carcinoma, Fuhrman Grade 3Conventional Renal Cell Carcinoma, Fuhrman Grade 1 8. Fuhrman grading is important for all of the following tumors EXCEPT:OncocytomaChromophobe Renal Cell Carcinoma Renal Cell Carcinoma, Clear Cell Type Papillary Renal Cell Carcinoma 9. The best diagnosis for the renal rumor depicted in the following image(s): Renal Tumor Renal Tumor Renal TumorConventional Renal Cell CarcinomaChromophobe Renal Cell CarcinomaMetanephric Adenoma OncocytomaMetastatic Hepatocellular Carcinoma 10. Electron microscopy of a mass from the kidney shows 150-300 nm clear vesicles, this tumor would most specifically stain for which of the following:Renal cell carcinoma markerPAS with diastase Hale’s colloidal ironPAS without diastase 11. Which of the following is the best diagnosis for the renal lesion pictured in the following image(s): Renal Tumor Renal TumorSarcomatoid Renal Cell Carcinoma Papillary (Chromophil) Renal Cell CarcinomaCystic Renal Cell Carcinoma None of the Above Cystic Nephroma 12. The best diagnosis for the renal tumor depicted in the following image(s): Renal Tumor Renal Tumor Renal TumorPapillary Renal Cell Carcinoma, Fuhrman Grade 2 Wilm’s tumorMetastatic MelanomaClear Cell SarcomaMetanephric Adenoma 13. What is the best Fuhrman Grade for a conventional clear cell renal cell carcinoma with an area pictured in the following image(s): Renal Tumor Renal TumorFuhrman Grade 4Fuhrman Grade 3Fuhrman Grade 1Fuhrman Grade 5Fuhrman Grade 2 Loading...