Answer: D. Diverticulosis. Although wall thickening and edema might be seen in the setting of diverticulitis, “thumbprinting” is not expected in the setting of diverticulosis. “Thumbprinting” is caused by thickened edematous haustral folds, a nonspecific sign.
A CT scan of the abdomen and pelvis with contrast is ordered for further evaluation.
Question: It is good practice to first look at what part of the CT study first, among the following choices?
- Arterial phase of contrast series.
- Delayed phase series.
- Scout images.
- Coronal reformatted images.
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