Comprehensive treatment for primary right renal diffuse large B-cell lymphoma with a renal vein tumor thrombus: A case report

Figure 1 Imaging and pathological data. A: Magnetic resonance imaging revealed a space-occupying lesion of the right kidney; B: The tumor thrombus extended along the right renal vein (arrow); C: The gross specimen was a total kidney with partial ureteral resection; D and E: Immunohistochemical staining positive was for CD20 and positive for Ki-67; F: The tumor cells showed medium-to-large lymphoid cells infiltrating the growth.