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Epithelioid mesothelioma - Case 297 | by Pulmonary Pathology
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Epithelioid mesothelioma - Case 297

75 year old non-smoking male who was a maintenance worker in an urban subway system for many years. Core biopsy of 1 of several pleural based masses on the right side performed. IHC results: positive for AE1/AE3, calretinin, CK 5/6 (focal), WT-1 (focal,weak), GLUT 1 (focal), mesothelin (focal,weak) and p53 (focal) Negative for D2-40, CEA, MOC31, BER-EP4, TTF-1, S100, Melan-A, HMB-45, SMA, Actin, p40 and EMA.

This chest radiograph shows a mass in the right upper lobe.

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Uploaded on January 27, 2015