Successful resection of colonic metastasis of lung cancer after colonic stent placement: A case report and review of the literature

Figure 1 Abdominal contrast-enhanced computed tomography. A: Coronal section shows a mass lesion (white arrow) protruding into the lumen of the splenic flexure with a slight contrast enhancement; B: Horizontal section shows a mass (white arrow) occupying 3/4 the circumference of the lumen.