case_images: PMC4996609_01
case_images: CT scan with axial (A) and coronal (B) views showing an infiltrating mass in an atrophic left kidney. CT, computed tomography.
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case_images: f1
case_images: He underwent CT imaging as part of the work-up to evaluate for a recurrent incisional hernia, which showed marked left renal atrophy and a 5.5 cm infiltrative left lower pole mass causing hydronephrosis (Fig. 1).
case_images: Gross nephroureterectomy specimen with follicular lymphoma (arrows) appearing as a tan-colored mass.
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case_images: f2
case_images: Bisection of the kidney showed a dense infiltrative process involving the soft tissue of the hilum as well as the fat of the renal sinus (Fig. 2).
case_images: Renal pelvis with infiltrating follicular lymphoma invading into the submucosal connective tissue (A) and high-power view (400x) of extensive infiltration of lymphocytes (blue) within the renal pelvis connective tissue (B).
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case_images: f3
case_images: Microscopic analysis of the 9 cm renal mass depicted a monomorphic lymphoid process (Figs. 3 and 4).
case_images: Invasion of follicular lymphoma into the renal parenchyma (A) and distal ureter (B).
case_images: fig-4.jpg
case_images: PMC4996609_01_fig-4.jpg
case_images: f4
case_images: Microscopic analysis of the 9 cm renal mass depicted a monomorphic lymphoid process (Figs. 3 and 4).