Case of pediatric traditional serrated adenoma resected via endoscopic submucosal dissection

Figure 3 Histopathological findings. A: Histopathological examination was performed with hematoxylin and eosin staining (× 10). The polyp contains serrated glands in its mucosal layer (arrowheads); B: Crypts and surface epithelial tissue showing dysplastic structural changes and an increased number of goblet cells (arrowheads) are seen on sections stained with hematoxylin and eosin (× 100).