Rethinking treatment for non-metastatic deficient mismatch repair colorectal and small bowel cancers

Figure 6 Case 5. A: Coronal and axial abdominal computed tomography (CT) images and colonoscopy at diagnosis; B: Post-treatment abdominal CT, positron emission tomography/computed tomography, and colonoscopy after completion of neoadjuvant therapy; C: Gross pathology of the opened right hemicolectomy specimen showing an excavated lesion at the ileocecal junction extending into the ascending colon, corresponding to the treated tumor bed; detailed view of a 2 cm × 1.5 cm residual lesion at the post-treatment site.