Fig. 1

a-b. CT scan before colectomy shows an enhanced mass lesion in abdominal wall (arrow). No enlarged inguinal lymph nodes are evident. c-d. After adjuvant chemotherapy, the mass lesion in abdominal wall decreased in size (arrow). e-f. Two years post-colectomy, CT shows regrowth of a mass lesion (arrow) and enlarged left inguinal lymph nodes (arrow head). g-h. Two years post-colectomy, PET-CT shows significant accumulation of 18F-fluorodeoxy glucose in both lesions