The VDRL / RPR (syphilis screening) looks at antibodies found in syphilis infection. It is done for: pregnancy screening, STI testing.
General health information, not a diagnosis. In an emergency, call 102. Always consult a qualified health professional.
Pregnancy screening, STI testing.
No fasting needed. Laboratory-specific; see the reference range on your report. High or positive may mean: Possible syphilis; needs a confirmatory test. Low or negative may mean: Not detected. General information, not a diagnosis. Results must be interpreted by a qualified health worker.
Antibodies found in syphilis infection.
Blood
Possible syphilis; needs a confirmatory test.
Not detected.
Reference ranges vary by lab, age and sex — always use the range printed on your own report.
Consult a doctor to interpret results — a single test does not make a diagnosis.
Uses your location once to list the nearest facilities. Nothing is stored.
What does the VDRL / RPR (syphilis screening) measure?
Antibodies found in syphilis infection.
Why is the VDRL / RPR (syphilis screening) done?
Pregnancy screening, STI testing.
Do I need to fast for the VDRL / RPR (syphilis screening)?
No fasting needed.
What does a high or positive VDRL / RPR (syphilis screening) mean?
Possible syphilis; needs a confirmatory test.
What does a low or negative VDRL / RPR (syphilis screening) mean?
Not detected.
What is the normal range for the VDRL / RPR (syphilis screening)?
Laboratory-specific; see the reference range on your report.
Why is VDRL / RPR (syphilis screening) done?
Pregnancy screening, STI testing.
Do I need to prepare or fast for VDRL / RPR (syphilis screening)?
No fasting needed. Laboratory-specific; see the reference range on your report. High or positive may mean: Possible syphilis; needs a confirmatory test. Low or negative may mean: Not detected. General information, not a diagnosis. Results must be interpreted by a qualified health worker.
SI text CC BY 4.0; decoder reference data (cited per range); LOINC codes free with attribution (notice included).
Sources: SI health summary (own words); MedlinePlus Lab Tests and CDC as references