case_images: PMC8214874_01
case_images: CT scan demonstrating ill-defined low-attenuation masses within the superior pole and mid-region of the right kidney.
case_images: autopsy-11-e2021257-gf01.jpg
case_images: PMC8214874_01_autopsy-11-e2021257-gf01.jpg
case_images: gf01
case_images: In addition, abdominal and pelvic CT demonstrated newly developed renal masses, left adrenal mass, and pancreatic mass, also likely representing metastatic disease (Figure 1).
case_images: Low magnification image showing the tumor infiltrating the renal parenchyma (H&E, 40x); high magnification showing cytologic details of the tumor cells (H&E 200x).
case_images: autopsy-11-e2021257-gf02.jpg
case_images: PMC8214874_01_autopsy-11-e2021257-gf02.jpg
case_images: gf02
case_images: Immunohistochemical staining for anti-CK5/6 (A), anti-GATA3 (B), anti-CK20 (C), anti-PAX8 (D).
case_images: autopsy-11-e2021257-gf03.jpg
case_images: PMC8214874_01_autopsy-11-e2021257-gf03.jpg
case_images: gf03
case_images: Immunohistochemical studies showed the tumor cells to be diffusely and strongly positive for CK5/6 and negative for PAX8 and CK20 (Figure 3).