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A Venereal Disease Research Laboratory (VDRL) test is a blood test used to screen for Syphilis, a bacterial infection transmitted primarily through sexual contact. The test detects non-specific antibodies produced by the body in response to the infection rather than directly identifying the bacteria.The VDRL test is commonly used as a screening tool for syphilis and is often performed in routine health checkups, pre-employment screening, and during pregnancy to prevent complications. If the test result is positive, additional confirmatory tests are required to establish the diagnosis.This test is recommended for individuals who:Have symptoms such as genital sores, skin rash, or lesionsHave had unprotected sexual exposureAre undergoing routine STI screeningAre pregnant (routine antenatal test)Have been exposed to a partner diagnosed with syphilisThe VDRL test helps in:Early detection of syphilis infectionMonitoring treatment responsePreventing complications affecting the heart, brain, and other organs
Yes. To ensure accurate results, follow these key requirements before taking a VDRL test.
Provide relevant symptoms or exposure history to help interpretation.
Fasting is not required for this test.
Inform your doctor about any medications, as certain conditions may affect results.
Pregnant women should inform their healthcare provider, as this test is commonly done during antenatal screening.
A blood sample is collected from a vein in the arm.
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