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General Surgery · Vascular surgery: mycotic aneurysm
Sample itemA patient with Salmonella bacteraemia has a saccular infected aortic aneurysm. What is the principle of treatment?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
C. Prolonged antibiotics with resection and debridement, often with in-situ or extra-anatomic reconstruction
Mycotic aneurysms arise from infection of the arterial wall, commonly with Salmonella or Staphylococcus, and carry a high rupture rate. Treatment combines targeted antibiotics with excision and reconstruction.
Option by option
A. Stenting without antibiotics
Foreign material without antibiotics risks graft infection.
B. Antibiotics alone for 1 week
A short course will not eradicate infection.
C. Prolonged antibiotics with resection and debridement, often with in-situ or extra-anatomic reconstruction (correct)
Correct. Source control and antibiotics are both needed.
D. Observation
Rupture risk is high.
Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.
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