Figure 1From: A rare case of repeated anastomotic recurrence due to tumor implantation after curative surgery for sigmoid colon cancerThe primary lesion of the sigmoid colon. Sigmoid colon cancer was suspected by barium enema and colonoscopy (a). Histological examination revealed the tumor to be a well-differentiated adenocarcinoma invading the subserosa with two lymph nodes metastases (T3, N1, M0). Tumor cells were not identified at the surgical margins (b).Back to article page