Since treponemal tests may remain active for life in adequately treated patients a positive t pallidum igg igm 86781e indicates exposure to syphilis and it does not indicate untreated syphilis. Results will be reported as either reactive or non reactive for the detection of antibodies igg and igm to treponema pallidum tp in human serum using the new cmia qualitative test.
If ordering as part of a prenatal serology work up see prenatal serology.
Syphilis serology syphilis test results interpretation. Automatically done by lab if cmia is reactive. Syphilis serology testing is indicated for routine diagnosis of suspected syphilis cases monitoring of treatment of diagnosed syphilis and as part of prenatal screening and donor screening. Ftaabs fluorescent treponemal antibody positive confirmatory tests are often reactive for life source.
The result of the screening treponemal test is negative so no additional testing is required. The result of the syphilis serology came back showing. Confirmatory tests tppa treponema pallidum particle agglutination.
Confirmation of a syphilis infection requires a thorough sexual history a physical examination and positive results from several serological tests. Eia positive not confirmed in second assay tppa negative. We interpret this result as no serologic evidence of syphilis and in most situations no further testing is required unless clinically indicated such as a suspected early syphilis infection.
Syphilis serology testing 3 treponemal assays that either directly detect the pathogen or antibodies to the pathogen have also evolved over the course of the 20th century and now 21st century35 while rare direct detection of t. Interpretation of test results can be. Syphilis serologic testing guidelines for interpretation 1.
Pallidum is still utilized in some jurisdictions that are performing dark field microscopy. The primary method for routine diagnosis and monitoring of treatment. The gp sent a number of basic tests to the laboratories including haematology and biochemistry tests and also decided to ensure there wasnt an infective cause by sending urine for culture and a serum sample for syphilis serology.
If the rpr is also positive especially at 18 and there is no history of. Change to syphilis screening serology testing methodology. Ontario public health laboratory 2008 syphilis serology result interpretation flowchart cmia.