Sample results
Syphilis is a sexually transmitted infection that progresses through multiple stages if left untreated. It is caused by the bacterium Treponema pallidum, which spreads through direct contact with syphilis sores during sexual activity. The RPR (Rapid Plasma Reagin) test with reflex to titer and Treponema pallidum antibody is the most important test for diagnosis because it detects both active infection and immune response to the bacteria.
Syphilis is caused by the bacterium Treponema pallidum, which enters the body through mucous membranes or broken skin during sexual contact. The bacteria spread through direct contact with syphilis sores (called chancres) that appear during the primary stage of infection, typically on the genitals, rectum, or mouth. You can contract syphilis through vaginal, anal, or oral sex with an infected partner, and pregnant women can also pass the infection to their unborn babies.
The RPR (Rapid Plasma Reagin) with Reflex to Titer and Treponema pallidum Antibody test is the most important test for syphilis because it provides comprehensive diagnostic information about both active infection and immune response. This test first screens for antibodies your body produces in response to the infection, then reflexes to additional testing to confirm the presence of Treponema pallidum-specific antibodies and measure infection activity levels. The Syphilis Antibody Cascading Reflex is another essential screening test that detects antibodies and can identify both current and past infections. For detecting very early-stage infections, the IgM test is particularly valuable because IgM antibodies appear within days of initial infection, allowing for prompt treatment when it is most effective.
You should get tested if you notice a painless sore or ulcer on your genitals, mouth, or rectum, even if it heals on its own. Get tested if you develop an unexplained rash on your palms or soles of your feet, experience flu-like symptoms with swollen lymph nodes, or have had unprotected sex with a new or multiple partners. Testing is also important if a sexual partner has been diagnosed with syphilis, if you are pregnant or planning to become pregnant, or if you have other sexually transmitted infections. Early detection is critical because syphilis can progress silently through stages and cause serious complications if left untreated.
What this means
Your RPR test came back negative, meaning no antibodies associated with syphilis infection were detected in your blood. This is the expected and healthy result, indicating no current syphilis infection.
Recommended actions
Continue practicing safe sex with barrier protection like condoms
Consider regular STI screening every 6-12 months if sexually active
Maintain open communication with sexual partners about testing
Retest if you have potential exposure or develop unusual sores or rashes
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Sample results
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