Fig. 6From: Atypical bronchial carcinoid with postobstructive mycobacterial infection: case report and review of literature(a) Histology slides showing multiple consolidations distal to the carcinoid (H&E stain, × 50) and a large granuloma with central caseous necrosis, surrounded by palisading histiocytes and some giant-cells. (b) Ziehl-Neelsen staining × 400, demonstrating acid fast bacilli in the necrotic debrisBack to article page