問題詳情
35. Which of the following is true about medullary carcinoma of the colon?
(A) It accounts for 20% of colorectal carcinomas
(B) It is poorly differentiated, with a poor prognosis
(C) It most often arises in elderly women
(D) It usually arises in the rectosigmoid
參考答案
答案：C
難度：計算中-1
書單：沒有書單，新增