PMC6479740_01
CT scan showing (A): hydronephrotic solitary right kidney contiguous nodules in the perirenal fat (B): a heterogeneous mass in the lower pole of the kidney (arrow) with renal calculi (C) multiple nodules in the perirenal fat (D): a coronal plane showing the mass and the voluminous lymph node compressing the inferior vena cava (arrow).
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There were voluminous lymph nodes along the para aortic region that compressing the inferior vena cava (Fig. 1).
Histological features showing non cohesive tumor cells, large and round to ovoid shapes with abundant eosinophilic cytoplasm, vesicular nuclei, prominent nucleoli, and certain cells had eccentric nuclei.
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Microscopically, the tumor cells were non cohesive, large and round to ovoid shapes, with abundant eosinophilic cytoplasm, vesicular nuclei, prominent nucleoli, certain tumor cells had eccentric nuclei, and certain areas of the tumor exhibited necrosis in all the biopsy specimens (Fig. 2).