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Ophthalmology · Uveitis: Behcet disease
Sample itemA young man from the Silk Route region has recurrent oral ulcers, genital ulcers and hypopyon uveitis without redness. Which HLA is associated?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
B. HLA-B51
Behcet disease is a vasculitis with recurrent oral aphthae, genital ulcers and relapsing uveitis with a hypopyon that is classically non-red. HLA-B51 is the genetic association.
Option by option
A. HLA-DR3
HLA-DR3 is not the Behcet association.
B. HLA-B51 (correct)
Correct. HLA-B51 is linked to Behcet disease.
C. HLA-B27
HLA-B27 is linked to spondyloarthropathies.
D. HLA-A29
HLA-A29 is linked to birdshot chorioretinopathy.
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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