Surgery>>>>>Small Intestine
Question 17#

Which primary malignancy of the small intestine is most common?

A. Adenocarcinoma of the duodenum
B. Carcinoid tumor of the ileum
C. Lymphoma of the jejunum
D. Gastrointestinal stromal tumor (GIST) of the duodenum

Correct Answer is A

Comment:

Adenocarcinomas of the duodenum are the most common primary small bowel malignancy and account for 35 to 50% of the total. Lymphoma and gastrointestinal stromal tumors (GISTs) of the small bowel are the least common and each accounts for 10 to 15% of the total.