A 76-year-old man comes to the physician for a 9-month history of slowly progressive fatigue. Laboratory studies show a hemoglobin of 9 g/dL. Colonoscopy shows a mass of the cecum. Which of the following is most likely to reflect the venous drainage of the mass?
A) Ileocolic vein → Superior mesenteric vein → Portal vein
B) Inferior mesenteric vein → Splenic vein → Portal vein
C) Inferior mesenteric vein → Superior mesenteric vein → Portal vein
D) Middle colic vein → Inferior mesenteric vein → Hepatic vein
E) Right colic vein → Superior mesenteric vein → Portal vein
F) Superior rectal vein → Inferior mesenteric vein → Portal vein
