Pleural empyema with endobronchial mass due to Rhodococcus equi infection after renal transplantation: A case report and review of literature

Figure 2 Biopsy of endobronchial mass. A: Nascent mass at the mouth of the right middle and lower lobes with symptomatic hypertrophic luminal narrowing of the right pulmonary mucosa; B: Fibrinoscopic biopsy: The mucosa shows chronic inflammation. Fibrillar hyperplasia within the lamina propria was seen with a large number of histiocyte-like cells; C: Fiberscope brushing: A large number of erythrocytes and ciliated columnar cells and a few neutrophils and phagocytes are seen; no malignant cells are seen; D: Immunohistochemistry: Chronic inflammation of the mucosa. Fibrous granulation tissue proliferation.