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Dentistry · Oral medicine and oral cancer: herpangina
Sample itemA child has sudden fever, sore throat and a cluster of small ulcers on the soft palate and tonsillar pillars, with a normal gingiva. Which is the best diagnosis?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
D. Herpangina
Herpangina is caused by Coxsackie A viruses and produces vesicles and ulcers at the back of the mouth, sparing the gingiva. In herpetic gingivostomatitis the gingiva is swollen and the lesions are anterior.
Option by option
A. Aphthous major
Major aphthae are large, solitary, and not accompanied by fever in clusters.
B. Oral candidiasis
Candidiasis shows white plaques, not ulcer clusters.
C. Primary herpetic gingivostomatitis
Herpetic gingivostomatitis involves gingival swelling and anterior lesions.
D. Herpangina (correct)
Correct. Posterior palatal ulcers with normal gingiva are typical.
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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