Question 520
What percentage of pheochromocytomas are extra-adrenal in location?
Question 521
What is the most common location of gastrointestinal stromal tumors (GIST)?
Question 522
What is the most common site of origin of carcinoid tumors?
Question 864
What is the name of the sign used to describe central calcification within an intraosseous lipoma?
Question 1201
Following admission 35 days earlier with acute pancreatitis, on a contrast-enhanced CT study a collection with enhancing margins and heterogenous content is present in the region of the pancreatic head and neck. This should be reported as a:
Question 1202
What proportion of necrotizing pancreatitis is a combination of pancreatic and extra-pancreatic necrosis?
Question 1204
Which site is typically less frequently involved by lymphadenopathy in abdominal tuberculosis?
Question 1205
Which of the following is not considered to confer a high-risk status in rectal cancer?
Question 1206
Which of the following is true regarding this axial MR image of rectal cancer:
Question 1240
Which of the following is LEAST typical of non-occlusive mesenteric ischemia associated with hypoperfusion?
Question 1333
Globally, approximately what percentage of patients with active tuberculosis are co-infected with HIV?
Question 1334
Which of these features is more characteristic of ileocecal involvement by Crohn's disease than by tuberculosis?
Question 1335
Which of the following is NOT TRUE regarding this coronal T2-weighted MR image of rectal cancer:
Question 1336
Which part of the colon is most frequently involved by adenocarcinoma?
Question 1337
Following admission 15 days earlier with acute pancreatitis, on a contrast-enhanced CT study a collection with no definable wall and heterogeneous content is present in the region of the pancreatic head and neck. This should be reported as:
Question 1338
According to the Revised Atlanta Classification, which is the only one of these terms that should be used when describing acute pancreatitis:
Question 1471
According to the 3-6-9 rule, the normal caliber of bowel is:
Question 1472
Which of the following types of ureteric stone is most likely to be visible on an abdominal radiograph?
Question 1473
Which of the following does NOT cause peritoneal calcification?
Question 1474
Which of the following is more likely to cause a pneumoperitoneum rather than a pneumoretroperitoneum?