Fig. 6
From: Imaging features of fumarate hydratase-deficient renal cell carcinomas: a retrospective study
Gross and histology images from a fumarate hydratase-deficient renal cell carcinoma surgical specimen. Gross image (a) shows a renal mass with infiltrative margin (arrowhead), renal pelvis invasion (black arrow) and renal vein invasion (white arrow). Histology image (b) shows tubulopapillary growth of neoplastic cells with high grade nuclear features, invading the renal sinus fat