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General Surgery · Trauma and burns: burn scar contracture
Sample itemA child has a tight linear scar band after an axillary burn that limits shoulder abduction. Which plastic technique lengthens the contracted band?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
C. Z-plasty
Z-plasty transposes triangular flaps to lengthen a linear scar contracture along its axis and redirect it. Direct closure under tension would recontract.
Option by option
A. Direct excision and closure under tension
Closure under tension recreates the contracture.
B. Observation only
Observation allows permanent limitation of movement.
C. Z-plasty (correct)
Correct. Z-plasty lengthens a linear contracture band.
D. Split-thickness graft over the intact band
A graft is placed on a raw area and does not lengthen an intact band.
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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