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  Indian J Med Microbiol
 

Figure 3: Computed tomography-guided biopsy from the mediastinal mass which showed a large area of necrosis and multiple epithelioid cell granulomas suggestive of Koch's etiology

Figure 3: Computed tomography-guided biopsy from the mediastinal mass which showed a large area of necrosis and multiple epithelioid cell granulomas suggestive of Koch's etiology