Intramural metastasis to the appendix from ascending colon cancer: a case report

Background Intramural metastasis is rare in colorectal cancer, especially metastasis of ascending colon cancer to the appendix. Case presentation A 64-year-old man was admitted to our hospital for surgery for ascending colon cancer detected by medical examination. Colonoscopy identified a type-2 tumor in the ascending colon, which was diagnosed as adenocarcinoma. Abdominal computed tomography revealed focal thickening of the ascending colon and...