Top
10
Doctor insights on: False Positive Syphilis Test Pregnancy

Share
1

1
What kind of syphilis test would become positive first, RPR or cia?

What kind of syphilis test would become positive first, RPR or cia?

Need two tests: Generally two tests are needed to confirm diagnosis of syphilis, one VDRL/RPR and one specific antibody like MHTP. See this site for more info. http://www.webmd.com/sexual-conditions/syphilis-tests ...Read more

Dr. Corey Clay
4 doctors shared insights

Pregnancy (Definition)

When your due date arrives, you will be more than ready to have your baby! Most women deliver the baby somewhere between 37 and 42 weeks. According to the American College of Obstetricians and Gynecologists, only 5% of babies arrive on the exact due date. Approximately 7% of babies are not delivered by 42 weeks, and when that happens, it is referred to ...Read more


2

2
Is it possible to have a false negative syphilis test?

Is it possible to have a false negative syphilis test?

Yes: Testing for syphilis can sometimes be a complicated process which requires expert interpretation. Unfortunately there is no test in medicine which is 100% accurate 100% of the time. A false negative syphilis test may occur within the first 2 weeks after the common syphilis ulcer appears. Patients with immune disorder such as HIV and aids may also test falsely negative for syphilis. ...Read more

4

4
How could syphilis test be negative and anticardiolipin autoantibody be positive? Do some syphilis tests only look for antibodies to t. Pallidum?

Different types of: Tests. There are two different types of tests, one being RPR and it has more false positives due to auto-antibodies. Tests specific for treponemal antigens are more specific. ...Read more

5

5
Can psoriasis cause biological false positive syphilis (RPR)? can I have BFP syphilis and have nothing wrong with me and never get autoimmune disease?

Can psoriasis cause biological false positive syphilis (RPR)? can I have BFP syphilis and have nothing wrong with me and never get autoimmune disease?

Yes: Autoimmune conditions such as psoriasis can cause false positive tests for syphilis but is is more common in patients with lupus than psoriasis. As there are other possible causes for a false positive test, I would not assume that it is the psoriasis. ...Read more

7

7
I have antibodies that produce positive ANA screening and false positive syphilis screening. What does that mean?

I have antibodies that produce positive ANA screening and false positive syphilis screening. What does that mean?

Nothing really: False-positive syphilis screens (the old vdrl assay) are fairly common especially in folks with lupus or who are simply middle-aged or older. Plenty of healthy folks have them. I would not draw any further conclusion. ...Read more

8

8
I have antiphospholipid antibodies greater than 150, false positive syphilis, positive ana, mouth sores and joint pain. I think lupus? Dr thinks ra.

I have antiphospholipid antibodies greater than 150, false positive syphilis, positive ana, mouth sores and joint pain.  I think lupus? Dr thinks ra.

Need more tests: Would need results of more antibody testing including rheumatoid factor, anti smith and anti double stranded dna. There are also "overlap" syndromes that have characteristics of more than one autoimmune disease. ...Read more

9

9
How does a clinic do a syphilis test?

How does a clinic do a syphilis test?

Syphilis is caused : By a bacterium called treponema pallidum. Syphilis can be diagnosed by finding non-specific antibodies in the blood (rapid plasma reagin or rpr), examining for bacteria in samples from open sores under a microscope (primary ; secondary syphilis) or in some cases examination of cerebropsinal fluid via lumbar puncture. ...Read more

See 2 more doctor answers
10

10
Hello, is syphilis test VDRl conclusive at 4 weeks? I had only oral exposure without condom for 1 min max. No syphilis symptomes. Thx

Not Quite: https://www.nlm.nih.gov/medlineplus/ency/article/003533.htm Short version - 4 weeks may be too early. Most doctors would repeat the test in another month; some might choose to prophylax with penicillin which is 100% effective against syphilis. ...Read more

Dr. H. Hunter Handsfield
508 doctors shared insights

Syphilis (Definition)

Syphilis is a sexually transmitted disease involving a ...Read more