Question

A 21-year-old female presents with a complaint of severe pain on urination, subjective fever, and headache. She states that she has "bumps" on her vulva. She has no history of similar episodes. Which of the following is NOT a treatment option? (A) Confirm the diagnosis by culture and treat with acyclovir $400 \mathrm{mg}$ tid for 7-10 days. (B) Confirm the diagnosis by culture and treat with acyclovir $400 \mathrm{mg}$ bid daily. (C) Confirm the diagnosis by polymerase chain reaction (PCR) and treat with famciclovir $250 \mathrm{mg}$ tid for 7-10 days. (D) Confirm the diagnosis by PCR and treat with valacyclovir $1 \mathrm{~g}$ bid for 7-10 days. 

   A 21-year-old female presents with a complaint of severe pain on urination, subjective fever, and headache. She states that she has "bumps" on her vulva. She has no history of similar episodes. Which of the following is NOT a treatment option?
(A) Confirm the diagnosis by culture and treat with acyclovir $400 \mathrm{mg}$ tid for 7-10 days.
(B) Confirm the diagnosis by culture and treat with acyclovir $400 \mathrm{mg}$ bid daily.
(C) Confirm the diagnosis by polymerase chain reaction (PCR) and treat with famciclovir $250 \mathrm{mg}$ tid for 7-10 days.
(D) Confirm the diagnosis by PCR and treat with valacyclovir $1 \mathrm{~g}$ bid for 7-10 days.
Show more…
Emergency Medicine Examination & Board Review
Emergency Medicine Examination & Board Review
Susan Promes 3rd Edition
Chapter 10, Problem 29 ↓

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Step 1: Confirm the diagnosis by culture or polymerase chain reaction (PCR) to determine if the patient has herpes simplex virus (HSV) infection.  Show more…

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A 21-year-old female presents with a complaint of severe pain on urination, subjective fever, and headache. She states that she has "bumps" on her vulva. She has no history of similar episodes. Which of the following is NOT a treatment option? (A) Confirm the diagnosis by culture and treat with acyclovir $400 \mathrm{mg}$ tid for 7-10 days. (B) Confirm the diagnosis by culture and treat with acyclovir $400 \mathrm{mg}$ bid daily. (C) Confirm the diagnosis by polymerase chain reaction (PCR) and treat with famciclovir $250 \mathrm{mg}$ tid for 7-10 days. (D) Confirm the diagnosis by PCR and treat with valacyclovir $1 \mathrm{~g}$ bid for 7-10 days.
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Key Concepts

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Herpes Simplex Virus (HSV) Infection
Herpes simplex virus (HSV) infection is a common viral infection that often presents as painful, blistering lesions in the genital area during a primary outbreak. The condition is typically characterized by systemic symptoms such as fever and headache, along with local symptoms such as burning on urination and grouped vesicular lesions. It is a recurrent infection that remains in the body and can reactivate periodically, making proper diagnosis and management essential.
Diagnostic Methods for HSV
There are several diagnostic methods available for HSV, including viral culture and polymerase chain reaction (PCR). Viral culture was traditionally used but has been largely supplemented by PCR, which offers higher sensitivity and faster results. These tests help confirm the diagnosis by detecting the presence of the virus in lesion samples, which is crucial for initiating timely and appropriate antiviral therapy.
Antiviral Therapies for HSV
Antiviral medications, such as acyclovir, famciclovir, and valacyclovir, are the mainstay of treatment for HSV infections. They work by inhibiting viral replication, reducing the severity and duration of symptoms, and decreasing the risk of transmission. The choice of antiviral agent and duration of therapy are typically tailored to whether the infection is a primary outbreak or a recurrent episode.
Dosing Regimens in HSV Treatment
Appropriate dosing regimens for antiviral medications in HSV treatment are critical to ensure effective viral suppression, particularly in a primary outbreak where viral replication is robust. Dosages are carefully determined based on clinical guidelines that recommend specific frequencies and durations of administration tailored to the severity of the disease, with adjustments made to optimize therapeutic outcomes while minimizing adverse effects.
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A 22-year-old woman presents at the walk-in health clinic with a slight fever (38.5°C), a complaint of frequent urination, burning on urination, vaginal discharge, and a small lesion on the labia. The woman reported that she was moderately sexually active and had three sexual partners in the past six months. Her last sexual contact was about 7 days earlier. She had developed mild symptoms about 5 days earlier, beginning with a discharge from the vagina. She began having pain on urination about 3 days earlier. Urine analysis revealed a pH of 8.2, some white cells, and a few red blood cells. There was protein in the urine. A smear of the vaginal secretion showed a number of Gram-negative cocci. Questions: 1. What is your diagnosis here? Explain the reasoning behind your choice. 2. What was the most likely organism? 3. Describe the mode of transmission. 4. Describe what clinical features are critical to your diagnosis. 5. What is the recommended treatment? 6. What further actions must be taken?
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A 22-year-old woman presents at the walk-in health clinic with a slight fever (38.5°C), a complaint of frequent urination, burning on urination, vaginal discharge, and a small lesion on the labia. The woman reported that she was moderately sexually active and had three sexual partners in the past six months. Her last sexual contact was about 5 days earlier. She had developed mild symptoms about 5 days earlier, beginning with discharge from the vagina. She began having pain on urination about 3 days earlier. Urine analysis revealed a pH of 8.2, some white cells, and a few red blood cells. There was protein in the urine. A smear of the vaginal secretion showed a number of Gram-negative cocci. What is your diagnosis here? What clinical features are critical to your diagnosis? What further actions must be taken?
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