Colon cancer arising from colonic diverticulum: A case report

Figure 1 Preoperative computed tomography, magnetic resonance imaging, and gastrografin enema examination. A: The inflammatory changes around the intestinal tract continue to the left bladder wall, and the bladder wall is slightly thickened. Tumor cannot be seen; B: A penetrating portion continuous with the sigmoid colon is visible on the upper left side wall of the bladder; C: Only a diverticulum is found in the sigmoid colon.