A 57-Year-Old Man Presents With Symptoms of Dyspnea and Chest Pain

Poll

A 57-year-old man presented with symptoms of dyspnea and chest pain. Radiographic evaluation disclosed the presence of pleural effusion and thickening of the pleura. A biopsy of the pleura was obtained.

What is your diagnosis?

A. Adenocarcinoma
B. Melanoma
C. Malignant mesothelioma
D. Metastatic renal cell carcinoma
E. Fibrosarcoma