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Ophthalmology · Conjunctiva: epidemic keratoconjunctivitis
Sample itemWhich feature distinguishes epidemic keratoconjunctivitis from simple viral conjunctivitis?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
D. Subepithelial corneal infiltrates that may reduce vision for weeks
Epidemic keratoconjunctivitis is due to adenovirus types 8 and 19 and is highly contagious. Subepithelial infiltrates appear in the second week and can cause blurring and glare for weeks.
Option by option
A. Pseudomembrane never forming
Membranes and pseudomembranes can form in this condition.
B. Dendritic corneal ulcers with terminal bulbs
Dendritic ulcers with terminal bulbs indicate herpes simplex keratitis.
C. Absence of a preauricular node
A tender preauricular node is typical.
D. Subepithelial corneal infiltrates that may reduce vision for weeks (correct)
Correct. Subepithelial infiltrates are the hallmark corneal complication.
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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