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    Anterior chamber tuberculosis granuloma a. A massive anterior chamber tubercular granuloma was seen. b. Ziehl–Neelsen stain for mycobacteria showed several tubercular acid-fast bacilli (arrow). c. The section along the posterior segment shows choroidal pigmentation (P), multifocal choroidal granulomas with epithelioid cells (G), multinucleated Langhans giant cells (L), and caseation necrosis (C). (H&E 10×.)