For decades, syphilis testing meant first screening a patient with a nontreponemal test, such as the rapid plasma reagin (RPR) test, which identifies recent or untreated syphilis but can yield ...

The Journal of Infectious Diseases, Vol. 165, No. 6 (Jun., 1992), pp. 1124-1126 (3 pages) The prevalence of biologic false-positive (BFP) reactions for syphilis (reactive rapid plasma reagin [RPR] ...

Please provide your email address to receive an email when new articles are posted on . Higher rapid plasma reagin, or RPR, titers at diagnosis and a diagnosis made in more recent years are associated ...

After a 2-day training course at the Venereal Disease Research Laboratory, 28 nontechnical venereal disease investigators performed the rapid plasma reagin card test on more than 3,900 persons. The ...

EXTENSIVE research in the serology of syphilis during the last decade has resulted in the development of a multiplicity of tests, many of which have had limited practical use. Physicians have scarcely ...

Genital ulcers could be one of many sexually transmitted diseases or an infection that is not transmitted by sex. An expert walks you through a case. This is the first of a three-part series on ...

Treponema pallidum, a spirochete, causes syphilis and is spread through contact with infectious lesions or body fluids. An ulcerative skin lesion, known as chancre, typically develops at the site of ...

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Sexually transmitted infections (STIs) are common. According to the World Health Organization, more than 1 million STIs are acquired every day across the globe. Syphilis is one of the most common STIs ...