Which is the most common location of carcinoid tumor ?: (A) Bronchus, (B) Ileum, (C) Rectum, (D) Colon
Answer is A. Location of carcinoid tumors: Bronchus 27.9% , Ileum 14.9%, Rectum 13.6 %, colon 8.6 %. So Ileum comes next to bronchus and first in GI tract. Reference: Harrisons Principles of Internal Medicine, 18th Edition, Page 3058, Table 350-3