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General Surgery · Perioperative care: perioperative needle-stick injury
Sample itemA surgeon who has never been vaccinated against hepatitis B sustains a deep needle-stick injury from a needle used on an HBsAg-positive patient. What is the most appropriate management?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
B. Hepatitis B immunoglobulin and start the vaccine series
A non-immune exposed person needs passive and active immunisation, with hepatitis B immunoglobulin given as soon as possible and the vaccine series started at the same time at a different site. The wound is washed and bleeding encouraged, and baseline serology is documented.
Option by option
A. Hepatitis B vaccine alone
Vaccine alone is slower to provide protection in a high-risk exposure of a non-immune person.
B. Hepatitis B immunoglobulin and start the vaccine series (correct)
Correct. Non-immune exposure to a positive source needs both immunoglobulin and vaccine.
C. Observation with later serology only
Observation with delayed testing misses the window for effective prophylaxis.
D. Interferon therapy
Interferon is a treatment for established chronic infection and not for post-exposure prophylaxis.
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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