Wedding test rpr, also known as wedding test RPR, is a rapid plasma reactin ring card test for the initial screening of syphilis, syphilis recurrence, drug efficacy, and re-infection monitoring. Marriage test RPR belongs to the rapid test, RPR detects the non-specific lipid-like antibodies produced by the syphilis spirochete stimulating the organism, the test is simple to operate, high sensitivity, RPR is mainly applied to the syphilis population screening, efficacy observation and determine whether the relapse or re-infection. Through the RPR screening test, it can assess whether syphilis infection exists in the body, and the diagnosis can be confirmed when the test shows positive repeatedly, or it can be confirmed by doing the TPPA test, i.e. the syphilis spirochete gelatin agglutination test, after the initial RPR positive test. Marriage test to find out if a woman is infected with syphilis, syphilis may be caused by too many sexual partners, broken skin contact syphilis disease, usually to avoid these undesirable disease-causing factors to reduce the chances of infection of syphilis.