Which of the following statements regarding ductal adenocarcinoma of the pancreas is/are correct?
A. For ductal adenocarcinoma, 60–70% of tumors arise in the head of the gland, 15% in the body, and 10% in the tail, the remainder are diffuse
B. Fifty percent of pancreatic adenocarcinomas involve the gland diffusely at the time of diagnosis
C. For ductal adenocarcinomas, tumors of the body and tail are usually larger at the time of diagnosis than those arising in the head of the gland
D. Pancreatic adenocarcinomas occur with equal frequency within the head, body, and tail of the gland
Answer:A
Which of the following statements regarding ductal adenocarcinoma of the pancreas is/are correct?
A. For ductal adenocarcinoma, 60–70% of tumors arise in the head of the gland, 15% in the body, and 10% in the tail, the remainder are diffuse B. Fifty percent of pancreatic adenocarcinomas involve the gland diffusely at the time of diagnosis C. For ductal adenocarcinomas, tumors of the body and tail are usually larger at the time of diagnosis than those arising in the head of the gland D. Pancreatic adenocarcinomas occur with equal frequency within the head, body, and tail of the gland