Syphilis screening: Difference between revisions

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===Pregnant women===
===Pregnant women===
*At first prenatal visit<ref name=CDC4>http://www.cdc.gov/std/tg2015/screening-recommendations.htm#modalIdString_CDCTable_2 Accessed on September 19, 2016</ref>
*At first prenatal visit<ref name=CDC4>http://www.cdc.gov/std/tg2015/screening-recommendations.htm#modalIdString_CDCTable_2 Accessed on September 19, 2016</ref>
*Retest at early third trimester<ref name=USPTF4> https://www.uspreventiveservicestaskforce.org/Page/Document/UpdateSummaryFinal/syphilis-infection-in-pregnancy-screening?ds=1&s=syphilis Accessed on September 19, 2016</ref>
*Retest at early third trimester and delivery if high risk <ref name=USPTF4> https://www.uspreventiveservicestaskforce.org/Page/Document/UpdateSummaryFinal/syphilis-infection-in-pregnancy-screening?ds=1&s=syphilis Accessed on September 19, 2016</ref>
*At delivery if high risk
*High risk population which require frequent screening includes:
::*Uninsured women
::*Women living in poverty
::*Sex workers
::*Illicit drug users
::*Presence of other sexually transmitted diseases (STDs)
::*Other women living in communities with high syphilis morbidity


===Men who have sex with men===
===Men who have sex with men===
*Anually for sexually active MSM<ref name=CDC4>http://www.cdc.gov/std/tg2015/screening-recommendations.htm#modalIdString_CDCTable_2 Accessed on September 19, 2016</ref>
*Anually for sexually active MSM<ref name=CDC4>http://www.cdc.gov/std/tg2015/screening-recommendations.htm#modalIdString_CDCTable_2 Accessed on September 19, 2016</ref>
*Every 3 to 6 months if increased risk
*Every 3 to 6 months if increased risk
===Women who have sex with women===
*Routine screening is recommended<ref name=cdc5>http://www.cdc.gov/std/treatment/2010/specialpops.htm Accessed on September 19, 2016</ref>


===Persons with HIV===  
===Persons with HIV===  
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*Annually after first evaluation
*Annually after first evaluation
*More frequent testing for individuals who are at increased risk or are residing in highly prevalent area for syphilis
*More frequent testing for individuals who are at increased risk or are residing in highly prevalent area for syphilis
*
*Syphilis screening tests, such as the [[rapid plasma reagin]] (RPR) and [[Venereal Disease Research Laboratory]] (VDRL) tests are cheap and fast but not completely [[specificity (tests)|specific]], as many other conditions can cause a positive result.


*These tests are routinely used to screen [[Blood Donation|blood donors]]. Notably, the spirochete that causes syphilis does not survive the conditions used to store blood and the number of transfusion transmitted cases of syphilis is minuscule, but the test is used to identify donors that might have contracted [[HIV]] from high risk sexual activity.
===Screening tests===
Screening tests recommended for syphilis include the following:<ref name= UPTFS2>https://www.uspreventiveservicestaskforce.org/Page/Document/ClinicalSummaryFinal/syphilis-infection-in-pregnancy-screening Accessed on September 19, 2016</ref>
 
====Non treponemal tests====
Initial screening tests:
::*Venereal Disease Research Laboratory (VDRL)
::*Rapid Plasma Reagin (RPR)
 
====Confirmatory treponemal tests====
::*Fluorescent treponemal antibody absorbed (FTA-ABS)
::*Treponema pallidum particle agglutination (TPPA)
 


*The requirement to test for syphilis has been challenged due to the vast improvements in [[HIV testing]].  
*The requirement to test for syphilis has been challenged due to the vast improvements in [[HIV testing]].  

Revision as of 14:00, 19 September 2016

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]

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Overview

Syphilis screening tests, such as the rapid plasma reagin (RPR) and Venereal Disease Research Laboratory (VDRL) tests are cheap and fast but not completely specific, as many other conditions can cause a positive result.

Screening

Screening guidelines for syphilis are:

Non pregnant adults and adolescents (Age 15-65)

  • All individuals who are at increased risk for syphilis should be screened for syphilis (A recommendation).[1][2]
  • Routine screening of adolescents who are asymptomatic for syphilis is not recommended [3]

Pregnant women

  • At first prenatal visit[4]
  • Retest at early third trimester and delivery if high risk [5]
  • High risk population which require frequent screening includes:
  • Uninsured women
  • Women living in poverty
  • Sex workers
  • Illicit drug users
  • Presence of other sexually transmitted diseases (STDs)
  • Other women living in communities with high syphilis morbidity

Men who have sex with men

  • Anually for sexually active MSM[4]
  • Every 3 to 6 months if increased risk

Women who have sex with women

  • Routine screening is recommended[3]

Persons with HIV

  • At first HIV evaluation for sexually active individuals[4][6][7]
  • Annually after first evaluation
  • More frequent testing for individuals who are at increased risk or are residing in highly prevalent area for syphilis

Screening tests

Screening tests recommended for syphilis include the following:[8]

Non treponemal tests

Initial screening tests:

  • Venereal Disease Research Laboratory (VDRL)
  • Rapid Plasma Reagin (RPR)

Confirmatory treponemal tests

  • Fluorescent treponemal antibody absorbed (FTA-ABS)
  • Treponema pallidum particle agglutination (TPPA)


  • The requirement to test for syphilis has been challenged due to the vast improvements in HIV testing.

US Preventive Services Task Force (USPSTF) Recommendation [9]

Grade A recommendation

1. Screen all pregnant women for syphilis infection.

References

  1. US Preventive Services Task Force (USPSTF). Bibbins-Domingo K, Grossman DC, Curry SJ, Davidson KW, Epling JW; et al. (2016). "Screening for Syphilis Infection in Nonpregnant Adults and Adolescents: US Preventive Services Task Force Recommendation Statement". JAMA. 315 (21): 2321–7. doi:10.1001/jama.2016.5824. PMID 27272583.
  2. https://www.uspreventiveservicestaskforce.org/Page/Document/UpdateSummaryFinal/syphilis-infection-in-nonpregnant-adults-and-adolescents?ds=1&s=syphilis Accessed on September 19, 2016
  3. 3.0 3.1 http://www.cdc.gov/std/treatment/2010/specialpops.htm Accessed on September 19, 2016
  4. 4.0 4.1 4.2 http://www.cdc.gov/std/tg2015/screening-recommendations.htm#modalIdString_CDCTable_2 Accessed on September 19, 2016
  5. https://www.uspreventiveservicestaskforce.org/Page/Document/UpdateSummaryFinal/syphilis-infection-in-pregnancy-screening?ds=1&s=syphilis Accessed on September 19, 2016
  6. More, Read. "Guidelines and recommendations." (1999).
  7. http://hivprevent.thelancet.com/content/guidelines-and-recommendations Accesed on September 19, 2016
  8. https://www.uspreventiveservicestaskforce.org/Page/Document/ClinicalSummaryFinal/syphilis-infection-in-pregnancy-screening Accessed on September 19, 2016
  9. "National Guideline Clearinghouse | Screening for syphilis infection in pregnancy: U.S. Preventive Services Task Force reaffirmation recommendation statement". Retrieved 2012-12-18.


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