Fibrotic pleura with extensively ulcerated mesothelium and replacement by fibrinous deposits, capillary proliferation, interstitial hemorrhage and marked infiltration by lymphocytes, plasma cells and many neutrophils, cell debris with and related dense fibrosis. No evidence of granulomatous inflammation. No evidence of malignancy.
Bilateral empyema
Teo soft tissue fragments collectively measured 2.2x1.7x0.8 cm.
Pleural biopsy: