Fig. 4
From: A case of perforation of Meckel’s diverticulum with enterolith

Postoperative specimen findings. a Macroscopic findings of the surgical specimen of the Meckel’s diverticulum showed a narrow-necked diverticulum containing one enterolith (arrow). b Microscopic findings of mucosal inflammation and hemorrhage (arrowhead) at the site of the perforation (H&E × 40). c A photograph of this enterolith