VDRL LIS Code: VDRL
Screen for syphilis with a private VDRL blood test and fast, confidential results.
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About this test
What Is the VDRL Test?
The Venereal Disease Research Laboratory (VDRL) test is a blood screening test used to detect syphilis, a sexually transmitted infection caused by the bacterium Treponema pallidum. It identifies antibodies produced by the immune system in response to the infection.
How the VDRL Test Works
The VDRL test detects non-specific antibodies associated with syphilis infection. While it is useful for initial screening, it does not directly identify the T. pallidum bacterium. Instead, it signals the body’s immune response, which can sometimes be triggered by other conditions.
Limitations and False Positives
The VDRL test is not exclusive to syphilis, and false positive results may occur due to factors such as autoimmune disorders, HIV infection, and even pregnancy. Because of this, any positive VDRL result must be confirmed with more specific tests.
Confirmatory Testing for Syphilis
If the VDRL test yields a positive result, confirmatory testing is typically done using more specific treponemal tests, such as:
Treponema pallidum Particle Agglutination (TPPA) test
Fluorescent Treponemal Antibody Absorption (FTA-ABS) test
These confirmatory tests help ensure an accurate diagnosis of syphilis.
Private Syphilis Testing in Slough
Residents of Slough and nearby areas including Windsor, Langley, Maidenhead, and Burnham can access private and confidential VDRL syphilis screening services. Early detection and confirmation through follow-up testing are essential for timely treatment and prevention of complications.
