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ENT · Nose: septoplasty principle
Sample itemDuring septoplasty, why is a minimum strip of cartilage left along the dorsum and caudal edge?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
A. To prevent collapse and saddle deformity of the nose
A dorsal and caudal L-strut of at least about 10 mm supports the nasal tip and dorsum. Removing it results in a saddle nose or tip drop. Preserving smell and turbinates depends on different surgical principles.
Option by option
A. To prevent collapse and saddle deformity of the nose (correct)
Correct. The L-strut maintains nasal support.
B. To prevent septal haematoma
Haematoma prevention is by packing or suturing.
C. To retain smell
Smell depends on the olfactory cleft, not this strut.
D. To preserve the turbinates
Turbinates are separate structures.
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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