Fig. 4From: Torsion of vermiform appendix: case report and review of the literatureHistopathological findings of the appendix (Hematoxylin & Eosin staining). Mononuclear cell infiltration was observed mainly in serosa rather than mucosa, indicating that the possibility of acute appendicitis is low. There was no evidence of neoplasia. (a, original magnification:×40; b, original magnification:×400)Back to article page