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Old 06-25-2010
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Microbiology Painful Vesicle

A 30-year-old sexually active woman presents with a painful vesicle on her external genitalia and bilateral inguinal lymphadenopathy. A Tzanck smear from the vesicle is negative, and polymerase chain reaction analysis of viral DNA is negative. A VDRL assay is also negative.
Which of the following medications would be most helpful to this patient?
(A) Acyclovir
(B) Ceftriaxone
(C) Foscarnet
(D) Ribavirin
(E) Vancomycin
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