Which microscopic findings are characteristic of Fuhrman system grade 3 renal cell carcinoma (RCC)?

Updated: Jul 02, 2019
  • Author: YiFen Zhang, MD, PhD; Chief Editor: Liang Cheng, MD  more...
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Answer

Fuhrman system grade 3

Using the 10× objective, the nuclei of the tumor cells are larger (20 µm in size) and may be oval in shape, with coarsely granular chromatin (see the image below). The nucleoli are easily unequivocally recognizable.

Renal cell carcinoma, clear cell type, Fuhrman gra Renal cell carcinoma, clear cell type, Fuhrman grade 3/4.

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