Figure 3From: Acute appendicitis secondary to Enterobius vermicularis infection in a middle-aged man: a case report Cross-section of E. vermicularis in the appendiceal lumen. Note the characteristic pair of cuticular crests and the typical eggs. The mucosa shows a mild chronic inflammation with eosinophils. Hematoxylin and eosin stain, ×400 magnification.Back to article page