Primary gastroduodenal tuberculosis presenting as gastric outlet obstruction: A case report and review of literature

Figure 3 Histopathology. A: Granulomatous inflammation and giant cells on the serosal surface; B: Lymph node parenchyma with effacement of multiple large tuberculoid necrotizing granuloma; C: Lymph node parenchyma with effacement of large tuberculoid necrotizing granuloma (thick arrows) epithelioid histiocytes (thin arrows) peripheral lymphocytes (triangles); D: Lymph node with tuberculoid necrotizing granuloma (thick arrows) and Langerhans giant cells (thin arrows) and peripheral lymphocytes (triangles).