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University of California San Francisco
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University of California San Francisco
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University of California San Francisco
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University of California San Francisco
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University of California San Francisco
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University of California San Francisco
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University of California San Francisco
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University of California San Francisco
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University of California San Francisco
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University of California San Francisco
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University of California San Francisco
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University of California San Francisco
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University of California San Francisco
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University of California San Francisco
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University of California San Francisco
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University of California San Francisco
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University of California San Francisco
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University of California San Francisco
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University of California San Francisco
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University of California San Francisco
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University of California San Francisco
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University of California San Francisco
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University of California San Francisco
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University of California San Francisco
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John R. Koethe MD, MSCI
University of California San Francisco
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James M. Vergeront, MD
University of California San Francisco
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San Francisco, CA
James M. Sosman, MD
University of California San Francisco
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Jean-Michel Molina, MD
University of California San Francisco
Professor of Medicine, Emeritus
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John W. Mellors, MD
University of California San Francisco
Professor of Medicine, Emeritus
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John G. Gerber, MD
University of California San Francisco
Professor of Medicine, Emeritus
San Francisco, CA
Jennifer F. Hoy, MBBS
University of California San Francisco
Professor of Medicine, Emeritus
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Joel E. Gallant, MD, MPH
University of California San Francisco
Professor of Medicine, Emeritus
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James H. Stein, MD
University of California San Francisco
Professor of Medicine, Emeritus
San Francisco, CA
Jennifer C. Price, MD, PhD
University of California San Francisco
Professor of Medicine, Emeritus
San Francisco, CA
Julio S. Montaner, MD
University of California San Francisco
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Jessica Merlin, MD, PhD, MBA
University of California San Francisco
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San Francisco, CA
Jeffrey L. Lennox, MD
University of California San Francisco
Professor of Medicine, Emeritus
San Francisco, CA
Jordan E. Lake, MD, MSc
University of California San Francisco
Professor of Medicine, Emeritus
San Francisco, CA
Jeffrey D. Klausner, MD, MPH
University of California San Francisco
Professor of Medicine, Emeritus
San Francisco, CA
Jennifer J. Kiser, PharmD, PhD
University of California San Francisco
Professor of Medicine, Emeritus
San Francisco, CA
Jennifer Kates, PhD, MPA
University of California San Francisco
Professor of Medicine, Emeritus
San Francisco, CA
Joseph J. Eron, Jr, MD
University of California San Francisco
Professor of Medicine, Emeritus
San Francisco, CA
John T. Brooks, MD
University of California San Francisco
Professor of Medicine, Emeritus
San Francisco, CA
Jintanat Ananworanich, MD, PhD
University of California San Francisco
Professor of Medicine, Emeritus
San Francisco, CA
Judith A. Aberg, MD
University of California San Francisco
Professor of Medicine, Emeritus
San Francisco, CA
Jeanne M. Marrazzo, MD, MPH
University of California San Francisco
Professor of Medicine, Emeritus
San Francisco, CA
Judith S. Currier, MD
University of California San Francisco
Professor of Medicine, Emeritus
San Francisco, CA
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CROI
Conference on Bacteriophages
RWHAP Clinical Conference
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Question of the Week
Donate
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CME Courses
HIV In-Person and Virtual Courses
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Practice Question of the Week
May 5, 2025: Preventing and Managing Syphilis
A 46-year-old man with HIV (plasma HIV RNA <20 copies/mL; CD4+ count, 1100 cells/µL) presented to care with low-grade fever, hair loss, and a rash involving his palms and soles. His treponemal enzyme immunoassay was reactive, as was his serum rapid plasma reagin (RPR) with a titer of 1:64. He was diagnosed with secondary syphilis and treated with 2.4 million units of long-acting benzathine penicillin G intramuscularly. At 3 months, his RPR titer was 1:32. Now, at 6 months, his RPR titer is still 1:32. He denies any symptoms or new exposures since his treatment 6 months ago. Which of the following is the most appropriate approach at 6 months following treatment for early syphilis?
A. No intervention is necessary at this time. Continue to follow the RPR titers
B. Order a cerebrospinal fluid examination (ie, lumbar puncture)
C. Treat with 1 intramuscular dose of 2.4 million units of long-acting benzathine penicillin G
D. Treat with 3 intramuscular doses of 2.4 million units of long-acting benzathine penicillin G, each 1 week apart
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