Figure 4From: Morphological change of a laterally spreading rectal tumor over a short period Histological examination of the resected specimen. (a) Panoramic view with hematoxylin and eosin staining. (b) In the nodular part, there was tubular adenoma with moderate atypia (red frame in 4a). (c) In the flat part, there was tubular adenoma with mild atypia (yellow frame in 4a).Back to article page