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Case Report
Copyright: ©Author(s) 2026.
World J Gastrointest Oncol. Aug 15, 2026; 18(8): 119679
Published online Aug 15, 2026. doi: 10.4251/wjgo.119679
Figure 4
Figure 4 Colonoscopy and postoperative pathological analysis of the primary lesion. A: Colonoscopy revealed a 4 cm × 3 cm ulcerated mass in the rectum; B: Endoscopic biopsy pathology indicates a moderately differentiated adenocarcinoma (hematoxylin and eosin, × 400); C: Postoperative pathology of the primary rectal cancer lesion shows an invasive, moderately to poorly differentiated adenocarcinoma (hematoxylin and eosin, × 400).


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