STI blood tests commonly screen for HIV, syphilis, hepatitis B, hepatitis C, and sometimes herpes—but they do not detect every STI. Learn what each test means, when to test, and when urine or swabs are needed.
Chlamydia and gonorrhea tests usually are not interpreted as high or low. Learn what positive, negative, detected, not detected, invalid, and site-specific results mean.
Searching for a chlamydia and gonorrhea blood test? Routine testing usually uses urine or swabs, not blood. Learn sample types, prep, results, limitations, and cost factors.
Most chlamydia and gonorrhea testing is urine or swab NAAT—not a blood test. Compare self-pay costs, fees, sample types, and follow-up considerations before ordering.
HSV blood test numbers can be misleading. Learn what high, low, negative, equivocal, and low-positive HSV-1 and HSV-2 IgG results mean, when confirmation matters, and what to do next.
An HSV blood test looks for herpes antibodies, not the virus itself. Learn when HSV IgG testing is useful, how to prepare, how to interpret HSV-1 and HSV-2 results, and when confirmation is needed.
Self-pay HSV blood test costs vary widely. Compare total herpes blood test prices, mandatory fees, lab networks, reflex confirmation, timing, and result limitations before you order.
Syphilis blood test results are interpreted by combining treponemal and nontreponemal tests—not by treating a single “high” or “low” number as a diagnosis. Learn what reactive, nonreactive, low-titer, high-titer, and discordant syphilis results can mean.
A syphilis blood test looks for antibodies related to Treponema pallidum infection. Learn what RPR, VDRL, EIA, CIA, and TPPA results mean, how to prepare, when to test, and what to do after reactive or discordant results.
Self-pay syphilis blood tests usually cost about $28 to $59 through national online lab services, but reflex testing, provider fees, state restrictions, and clinic options can change the real price.
