PMC7530223_01
Clinical presentation of the tumor.
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Clinical examination revealed a 4 x 5 cm, erythematous tumor in the right occipital region (Fig. 1).
Skin with epidermis and dermis, tubulocystic tumor with clear cell morphology in dermis, Hematoxylin-Eosin X2,5.
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The process was formed by alveolar, tubular and tubulocystic formations of cells with clear cytoplasm and central, round nuclei (Figs. 2 and 3).
Immunohistochemical staining with PAX8, positive nuclear reaction, typical in kidney tumors. Magnification x20.
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The process was formed by alveolar, tubular and tubulocystic formations of cells with clear cytoplasm and central, round nuclei (Figs. 2 and 3).
Kidney tumor with clear cell morphology, Hematoxylin-Eosin x10.
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The patient was discussed at a multidisciplinary team-conference and subsequently underwent a debulking laparoscopic nephrectomy, confirming a primary 10 cm clear cell renal cell carcinoma with vascular invasion (Fig. 4), pT3a.