Case 126
With discussion
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CASE 126 (August 2016)

Clinical information

The patient is a 71-year-old woman. In an ultrasound for cholelithiasis it is incidentally detected renal mass of 5 cm with solid and cystic areas. Nephrectomy was done. See the images.

Figure 1.

Figure 2.

Figure 3. H&E, X100.

Figure 4. H&E, X200.

Figure 5. H&E, X400.

Figure 6. H&E, X200.

Figure 7. H&E, X100.

Figure 8. H&E, X200.

Figure 9. H&E, X400.

Figure 10. H&E, X200.

Figura 11. Immunohistochemistry for cytokeratins, X200.

Figura 12. Immunohistochemistry for EMA, X400.

Figura 13. Immunohistochemistry for WT1, X400.

Figura 13. Immunohistochemistry for alpha-methylacyl-CoA racemase (AMACR), X400.

What is your diagnosis?

See diagnosis and discussion