case_images: PMC9617495_01
case_images: PMC9617495_02
case_images: A) abdominal CT scan showing a right renal mass (arrow); B) low significant enhancement (arrow)
case_images: PAMJ-42-269-g001.jpg
case_images: PMC9617495_02_PAMJ-42-269-g001.jpg
case_images: F1
case_images: There are a few small lymph nodes in the right para-aortic area less than 10 mm (Figure 1).
case_images: histopathology of right renal mass showing diffuse infiltration of atypical lymphocyte (H&E x250)
case_images: PAMJ-42-269-g002.jpg
case_images: PMC9617495_02_PAMJ-42-269-g002.jpg
case_images: F2
case_images: The histopathology report showed lymphoma cells that were small and in a diffuse pattern (Figure 2).
case_images: immunohistochemistry staining of the resected mass showing diffuse and strongly positive for CD20 (H&E x250)
case_images: PAMJ-42-269-g003.jpg
case_images: PMC9617495_02_PAMJ-42-269-g003.jpg
case_images: F3
case_images: The immunohistochemistry (IHC) study was positive for CD20, CD45, Ki-67 (70%) and negative for CD10, CD5, and CK1, suggestive of the diagnosis of DLBCL (Figure 3).