Figure 2

Pathological section demonstrating the characteristic sulfur granules. (A) Liver tissue showing sulfur granules surrounded by neutrophils, foaming histiocytes, lymphocytes, and plasma cells (hematoxylin-eosin, ×200). (B) Bacterial colonies of Actinomyces tested positive for periodic acid-Schiff with the Splendore–Hoeppli reaction at the periphery and outer zone of the inflammatory cells (×200).