Changes in rapid plasma reagin titers in patients with syphilis before and after treatment: A retrospective cohort study in an HIV/AIDS referral hospital in Tokyo.
Kazuhiko IkeuchiKazuaki FukushimaMasaru TanakaKeishiro YajimaMakoto SaitoAkifumi ImamuraPublished in: PloS one (2023)
In a mostly HIV patient population, RPR titer can show more than four-fold spontaneous increase or decrease within 1-3 months. Pre-treatment spontaneous decrease of RPR titer was associated with a slower decrease in post-treatment RPR titer.