PMC7560629_01
a: Subcutaneous swelling of right arm coated with erythematous skin dotted with infracentimetric whitening nodules.. b: Erythematous lesion of the left infiltrated and indurated left shoulder, 3 x 4 cm, dotted with infracentimetric whitish nodules.
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At first, the lesions appeared to be hard, infiltrated, and erythematous (Fig. 1), and rapidly became necrotic and infected ulcers (Fig. 2).
a: Cross-sectional scan showing a 52 x 64 mm left medial renal tissue mass significantly locally advanced.. b: Coronal section scan showing multiple lateroaortic and the left renal pedicle ganglionnary metastasis.
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The tumor was described as infiltrating the peri-renal fat with loss of the fatty border within the pancreas, spleen, and the left colic flexure (Fig. 3a). It also showed multiple mediastinal, lateroaortic, and left renal pedicle lymph nodes metastasis (Fig. 3b) associated with multiple liver and pulmonary metastases.
a: Tumor proliferation in the deeper layer of the dermis (HEx 25).. A: The Epidermis B: Tumor Proliferation.. b: Carcinomatous proliferation of irregular tubulopapillary structures within a fibro-inflammatory stroma (HEx200).. A: Cellular atypias: hyperchromatic volcanic nuclei or highly nucleated vesicular nuclei. B: Diffuse and intense expression of cytokeratin 34betaE12.
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