Brazil - Canada - China - Colombia - Denmark - France - Ghana - India - International - Japan - Nepal - Qatar - Republic of Korea - Singapore - Sub-Saharan Africa - Switzerland - Taiwan - Türkiye - Uganda - United States - Vietnam - WHO - Zambia - {Related topics}

Brazil

• Medicine
  • Changes in attitudes, risky practices, and HIV and syphilis prevalence among female sex workers in Brazil from 2009 to 2016 [2018]

• PLoS ONE
  • Incidence and risk factors associated with acquired syphilis in HIV pre-exposure prophylaxis users [2024]

Canada

• BC Centre for Disease Control
  • Guidance for use of the INSTI HIV/syphilis Multiplex Test

• British Columbia Centre for Excellence in HIV/AIDS
  • Opportunistic Infection Therapeutic Guidelines - Syphilis [2024]

• Canada's Drug Agency
  • Point-of-Care HIV and Syphilis Screening [2023]

• Current HIV/AIDS Reports
  • The Intersection of HIV and Syphilis: Update on the Key Considerations in Testing and Management [2021]

China

• BioMed Research International
  • Prevalence of HIV and Syphilis Infection among Men Who Have Sex with Men in China: A Meta-Analysis [2014]

• BMC Public Health
  • Prevalence of HIV/syphilis co-infection among men who have sex with men in China: a systematic review and meta-analysis [2025]

• Frontiers in Public Health
  • The epidemic of HIV and syphilis and the correlation with substance abuse among men who have sex with men in China: A systematic review and meta-analysis [2023]
  • Prevalence of syphilis among people living with HIV and its implication for enhanced coinfection monitoring and management in China: A meta-analysis [2022]

• International Journal of Infectious Diseases
  • Prevalence of HIV and syphilis infections among long-distance truck drivers in China: a data synthesis and meta-analysis [2013]

• Journal of the International AIDS Society
  • The impact of the National Syphilis Prevention Program on the prevalence of syphilis among people living with HIV in China: a systematic review and meta-analysis [2025]

Colombia

• Sexually Transmitted Diseases
  • Modeling the Impact of Time to Treatment on Syphilis Prevalence: A Theoretical Mathematical Model of People Living With HIV in Colombia [2025]

Denmark

• Journal of Infection
  • Neurosyphilis among people with and without HIV infection: A Danish nationwide prospective, population-based cohort study 2015-2021 [2023]

France

• PLoS ONE
  • High syphilis prevalence and incidence in people living with HIV and Preexposure Prophylaxis users: A retrospective review in the French Dat'AIDS cohort [2022]

Ghana

• Journal of Tropical Medicine
  • The Epidemiology of Human Immunodeficiency Virus (HIV) and Syphilis in Ghana: A Five-Year Single Urban Site Parallel Population-Based Analysis vis-à-vis the Sentinel Survey [2018]

• PLoS ONE
  • Syphilis among HIV-positive men who have sex with men in Ghana: The 2023 biobehavioral survey [2024]

India

• Journal of Acquired Immune Deficiency Syndromes
  • Increasing Syphilis Prevalence Among MSM Across India Despite Improvements in the HIV Care Continuum [2026]

International

• Sexually Transmitted Infections
  • Effect of syphilis infection on HIV acquisition: a systematic review and meta-analysis [2021]
  • A systematic review and meta-analysis of studies evaluating the performance and operational characteristics of dual point-of-care tests for HIV and syphilis [2017]

• Venereology
  • A Global Scoping Review of the Factors Associated with HIV and Syphilis Co-Infection: Findings from 40 Countries [2022]

Japan

• Journal of Infection and Chemotherapy
  • Delayed diagnosis of human immunodeficiency virus infection in people diagnosed with syphilis: A nationwide cohort study from 2011 to 2018 in Japan [2022]

Nepal

• Medicine
  • Prevalence of HIV, syphilis, and condomless sex among MSM in Nepal; findings based on an integrated biological and behavioral surveillance survey using respondent-driven sampling [2025]

Qatar

• PLoS ONE
  • Screening and diagnostic testing protocols for HIV and Syphilis infections in health care setting in Qatar: Evaluation and recommendations [2023]

Republic of Korea

• Annals of Dermatology
  • Serologic Response to Treatment in Human Immunodeficiency Virus-Negative Syphilis Patients Using Automated Serological Tests: Proposals for New Guidelines [2017]

• Journal of Korean Medical Science
  • Clinical Characteristics and Risk Factors for Syphilis Among People Living With Human Immunodeficiency Virus: A Nationwide Population-Based Cohort Study in Korea [2026]

• PLoS ONE
  • Characteristics and geographical distribution of syphilis among people with human immunodeficiency virus and the National Population in Republic of Korea [2026]

Singapore

• Sexually Transmitted Infections
  • Incidence of syphilis among HIV-infected men in Singapore, 2006–2017: temporal trends and associated risk factors [2019]

Sub-Saharan Africa

• BMC Infectious Diseases
  • Prevalence and risk factors associated with HIV and syphilis co-infection in the African Cohort Study: a cross-sectional study [2021]

• Sexually Transmitted Diseases
  • Syphilis Prevalence Among People Living With and Without HIV in Sub-Saharan Africa: A Systematic Review and Meta-Analysis [2024]

Switzerland

• Medicine
  • Factors associated with syphilis incidence in the HIV-infected in the era of highly active antiretrovirals [2017]

Taiwan

• Medicine
  • Increased repeat syphilis among HIV-infected patients: A nationwide population-based cohort study in Taiwan [2020]

Türkiye

• Central European Journal of Public Health
  • Current status of HIV/AIDS-syphilis co-infections: a retrospective multicentre study [2019]

Uganda

• PLoS ONE
  • Sexual-risk behaviours and HIV and syphilis prevalence among in- and out-of-school adolescent girls and young women in Uganda: A cross-sectional study [2021]

United States

• American Journal of Public Health
  • Patterns of Racial/Ethnic Disparities and Prevalence in HIV and Syphilis Diagnoses Among Men Who Have Sex With Men, 2016: A Novel Data Visualization [2018]

• Centers for Disease Control and Prevention
  • Syphilis Among Persons with HIV Infection - STI Treatment Guidelines [2021]

• Clinical Infectious Diseases
  • Intersecting Epidemics: Incident Syphilis and Drug Use in Women Living With Human Immunodeficiency Virus in the United States (2005–2016) [2020]

• Clinicalinfo
  • Syphilis: Pediatric Ois
  • Syphilis: Adult and Adolescent Ois

Vietnam

• BMJ Open
  • Cost-effectiveness of implementing HIV and HIV/syphilis dual testing among key populations in Viet Nam: a modelling analysis [2022]

WHO

• World Health Organization
  • WHO Information Note on the Use of Dual HIV/Syphilis Rapid Diagnostic Tests (RDT) [2017]

Zambia

• PLoS ONE
  • HIV, syphilis and sexual-risk behaviours' prevalence among in-and out-of-school adolescent girls and young women in Zambia: A cross-sectional survey study [2024]
  • Prevalence and correlates of active syphilis and HIV co-Infection among sexually active persons aged 15–59 years in Zambia: Results from the Zambia Population-based HIV Impact Assessment (ZAMPHIA) 2016 [2020]

{Related topics}

• Topic
  • Syphilis
  • AIDS-associated opportunistic infections, co-infections, and malignancies