Higher rapid plasma reagin, or RPR, titers at diagnosis and a diagnosis made in more recent years are associated with serological treatment response in patients living with HIV who are diagnosed with ...

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] ...

Data from a large study of syphilis indicate a high rate of neurosyphilis in HIV-infected patients with a CD4-cell count less than or equal to 350 or a serum RPR titer greater than or equal to 1:32.

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 ...

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 ...

Syphilis is a curable sexually transmitted infection caused by the bacterium Treponema pallidum. The infection can also be passed from a mother to her fetus during pregnancy. As a cause of genital ...

DAVIS, Calif.--(BUSINESS WIRE)--Gold Standard Diagnostics Corp., announced today that the United States Patent and Trademark Office has issued U.S. Patent No. 10,222,375 covering the company’s AIX1000 ...