1. The best diagnosis for the renal mass illustrated in the images below is which of the following:

2. According to the AJCC staging manual, all of the following affect the pathological staging of renal cell carcinoma EXCEPT:

3. Which of the following is most helpful in differentiating chromophobe RCC from an oncocytoma:

4. An 18 y/o Caucasian male is found to have a renal tumor with clear cell RCC histology. It is important to perform cytogenetic analysis on this mass to look for involvement of which of the following chromosomes:

5. A 30 y/o African American male whose mother has sickle cell disease, is found to have a renal mass by CT examination. Which of the following are the most likely histologic features of this mass:

6. An incidental renal lesion <1cm with papillary features and composed of predominantly clear cells is best classified as:

7. A renal tumor has predominantly clear cells with the highest grade area containing cells with irregular nuclear border (size ~20
m) and nucleoli visible from 10X. Many of the cells are noted to have eccentrically placed nuclei and eosinophilic cytoplasm. The best Fuhrman grade is:

8. Which of the following result in the highest stage for a renal cell carcinoma according to the 2002 AJCC staging manual:

9. The best diagnosis for the renal mass illustrated in the images below is which of the following:

10. A 5 cm mass is removed from a 41 y/o female which is found to have areas of smooth muscle cells, blood vessels, and fat. Special stains for HMB-45 were positive. This lesion is associated with all of the following conditions EXCEPT:

11. The best diagnosis for the renal mass illustrated in the images below is which of the following:

12. This tumor from the kidney illustrated in images below was negative for S-100 and desmin. In other areas of the tumor, RCC marker was focally positive. Which of the following is the best diagnosis?

13. The best diagnosis for the renal mass illustrated in the images below is which of the following:

14. The image below shows a renal tumor stained with Hale’s Colloidal Iron. The most likely diagnosis is: