Fig. 2From: Imaging features associated with survival outcomes among colorectal cancer patients with and without KRAS mutationA 54-year-old woman with ascending colon cancer and KRAS mutation. The tumor exhibited a polypoid appearance, lobulated margin, heterogenous enhancement less than 50 percent (T stage 3; a), and necrosis of the regional lymph node metastasis (arrow; N stage 2; b)Back to article page