PMC6815478_01
PMC6815478_02
Chest radiography (X-ray) showing abundant right thorax effusion
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Chest radiographs showed large pleural effusion (Figure 1).
CT-scan showing a prominent thickening of the right pleura
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Hilar and mediastinal lymphadenopathy were identified without evidence of tumor lesions in other organs (Figure 2).
(HEX20); malignant proliferation of large epitheloid cells with marked nuclear pleomorphism and prominent nucleoli
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Intratumoral lymphocyte infiltrate was rather scanty (Figure 3).
(a) diffuse strong staining with CD31; (b) diffuse strong staining with Factor VIII related antigens; (c) the negative staining of the tumoral cells with CD34; (d) weakly focal staining with EMA (magnification power x20)
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They were negative for HMBE1, CK5/6, HMB45, MELAN A, calretinin, CD3, CD20, MPO, and AML (Figure 4, Figure 5).
Focal cytoplasmique staining of tumoral cells with cytokeratin AE1/AE3, [HEx40]
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They were negative for HMBE1, CK5/6, HMB45, MELAN A, calretinin, CD3, CD20, MPO, and AML (Figure 4, Figure 5).