A 55-year-old woman undergoes a hemicolectomy for adenocarcinoma. Which of the following scenarios suggests highest survival likelihood 5 years post-resection?
Moderately differentiated carcinoma invasive to the serosal surface
Mucin-producing carcinoma invasive to the muscularis
Mucin-producing carcinoma with hepatic metastases
Poorly differentiated carcinoma confined to mucosa
Well-differentiated carcinoma seen in a sentinel lymph node only
