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General Surgery · Hepatobiliary and pancreatic surgery: colorectal liver metastases
Sample itemA patient with resected colon cancer has two metastases confined to the right lobe. What determines resectability?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
C. Ability to achieve R0 resection leaving an adequate future liver remnant
Resection of colorectal liver metastases offers 5-year survival around 40 to 50 percent. Eligibility depends on complete (R0) clearance with sufficient remnant (about 20 to 30 percent with good function) and control of extrahepatic disease. Portal vein embolisation or staged resection expand options.
Option by option
A. Patient age alone
Age is not itself a limiting factor.
B. Number of metastases alone
Number alone does not decide.
C. Ability to achieve R0 resection leaving an adequate future liver remnant (correct)
Correct. R0 resection with adequate remnant is the key.
D. CEA level alone
CEA does not determine feasibility.
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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