Question
A 21-year-old man is brought to the emergency room with symptoms of acute intestinal obstruction. His temperature is 38°C (101°F), respirations are 25 per minute, and blood pressure is 120/80 mm Hg. Physical examination reveals a mass in the right lower abdominal quadrant. The patient subsequently undergoes surgery, and a segmental lesion involving the terminal ileum is resected and is shown in the image. Which of the following is the most likely diagnosis?
| A. |
Adenocarcinoma
|
| B. |
Pseudomembranous colitis |
| C. |
Crohn disease |
| D. |
Ulcerative colitis |
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