Fig. 7From: Classification of renal cell tumors – current concepts and use of ancillary tests: recommendations of the Brazilian Society of PathologyEosinophilic, solid and cystic renal cell carcinoma (ESC-RCC). Growth patterns alternate cystic areas (a HE, 40x) and solid areas of oncocytic cells (b and c HE, 40x and 100x). Diffuse staining of cytokeratin 20 (d 40x)Back to article page