Fig. 6From: Metachronous rectal metastasis from primary transverse colon cancer: a case reportHistological examination of resected specimens from the rectum (HE staining; magnification × 40). The tumor-involved region of the mucosal layer showed a normal grand ductal structure resembling a floating island, which was indicative of mucosal colonization (*). HE, hematoxylin and eosinBack to article page