The TPHA (syphilis confirmation) looks at specific antibodies to the syphilis bacterium. It is done for: confirming a reactive VDRL/RPR.
General health information, not a diagnosis. In an emergency, call 102. Always consult a qualified health professional.
The TPHA (syphilis confirmation) looks at specific antibodies to the syphilis bacterium. It is done for: confirming a reactive VDRL/RPR. Why it is done: Confirming a reactive VDRL/RPR. generated by SI from cited sources · general information, not a diagnosis · consult a health professional
Sources: SI health summary (own words); MedlinePlus Lab Tests and CDC as references
Confirming a reactive VDRL/RPR.
No fasting needed. Laboratory-specific; see the reference range on your report. High or positive may mean: Syphilis now or in the past. Low or negative may mean: Not detected. General information, not a diagnosis. Results must be interpreted by a qualified health worker.
Specific antibodies to the syphilis bacterium.
Blood
Syphilis now or in the past.
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 TPHA (syphilis confirmation) measure?
Specific antibodies to the syphilis bacterium.
Why is the TPHA (syphilis confirmation) done?
Confirming a reactive VDRL/RPR.
Do I need to fast for the TPHA (syphilis confirmation)?
No fasting needed.
What does a high or positive TPHA (syphilis confirmation) mean?
Syphilis now or in the past.
What does a low or negative TPHA (syphilis confirmation) mean?
Not detected.
What is the normal range for the TPHA (syphilis confirmation)?
Laboratory-specific; see the reference range on your report.
Why is TPHA (syphilis confirmation) done?
Confirming a reactive VDRL/RPR.
Do I need to prepare or fast for TPHA (syphilis confirmation)?
No fasting needed. Laboratory-specific; see the reference range on your report. High or positive may mean: Syphilis now or in the past. 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