The Latest Sexually Transmitted Infections Journal Articles
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- Acquired immune deficiency syndrome (AIDS) and late presentation in Poland – data from Test and Keep in Care (TAK) Polska project.Late presentation (LP) at HIV diagnosis is associated with worse prognosis and an increase in the number of new infections. We analyse the proportion of patients diagnosed late and factors related to LP in Poland in 2016-2017.Data were obtained from 13 out of 17 HIV centres in Poland from 2016 and 2017, including date of […]
- Using longitudinally sampled viral nucleotide sequences to characterize the drivers of HIV-1 transmission.Understanding the drivers of HIV-1 transmission is of importance for curbing the ongoing epidemic. Phylogenetic methods based on single viral sequences allow us to assess whether two individuals are part of the same viral outbreak, but cannot on their own assess who potentially transmitted the virus. We developed and assessed a molecular epidemiology method with […]
- Evidence supporting the standardisation of extragenital gonorrhoea and chlamydia screenings for women.Current guidelines for women do not include extragenital screening for Chlamydia trachomatis (CT) and Neisseria gonorrhoeae (NG) and do not mention anal sex behaviour. The objective of this cross-sectional study was to determine the number of potentially missed CT and NG cases by relying on urogenital screening and self-reported anal sex behaviour among women.Demographic and […]
- Performance of human papillomavirus DNA detection in residual specimens taken for Chlamydia trachomatis and Neisseria gonorrhoeae nucleic acid amplification testing in men who have sex with men.Rectal swab specimens, either alone or pooled with first-void urine (FVU) and pharyngeal swab specimens, are used to test for Chlamydia trachomatis (CT) and Neisseria gonorrhoeae (NG) infection in men who have sex with men (MSM). Following introduction of human papillomavirus (HPV) vaccination for MSM attending UK sexual health services (SHSs), HPV testing of residual […]
- Effect of syphilis infection on HIV acquisition: a systematic review and meta-analysis.Co-infection of syphilis and HIV remains hard to manage and its morbidity shows a rising tendency. Syphilis has been associated with increased risk of HIV acquisition in high-risk groups, especially in men who have sex with men (MSM). This systematic review and meta-analysis estimates the effect of syphilis infection on subsequent HIV acquisition, and assesses […]
- Are all blood-based postal sampling kits the same? A comparative service evaluation of the performance of dried blood spot and mini tube sample collection systems for postal HIV and syphilis testing.We comparatively evaluated two HIV and syphilis blood sampling kits (dried blood spot (DBS) and mini tube (MT)) as part of an online STI postal sampling service that included tests for chlamydia and gonorrhoea. We aimed to see how the blood collection systems compared regarding sample return rates and result rates. Additionally, we aimed to […]
- Characterisation of the novel clinical isolate X-4 containing a new tp0548 sequence-type.A novel tp0548 sequence-type was identified in one clinical isolate (X-4) from a patient diagnosed with primary syphilis in Xiamen, China. To precisely define and characterise a new clinical isolate, we performed further genome-scale molecular analysis.The pooled segment genome sequencing method followed by Illumina sequencing was performed.This novel sequence-type contained a unique nucleotide substitution ‘T’ […]
- Sexually transmitted infections among women randomised to depot medroxyprogesterone acetate, a copper intrauterine device or a levonorgestrel implant.Reproductive aged women are at risk of pregnancy and sexually transmitted infections (STI). Understanding drivers of STI acquisition, including any association with widely used contraceptives, could help us to reduce STI prevalence and comorbidities. We compared the risk of STI among women randomised to three contraceptive methods.We conducted a secondary analysis to assess the risk […]
- Modelling the contribution that different sexual practices involving the oropharynx and saliva have on Neisseria gonorrhoeae infections at multiple anatomical sites in men who have sex with men.The spectrum of sexual practices that transmit Neisseria gonorrhoeae in men who have sex with men (MSM) is controversial. No studies have modelled potential Neisseria gonorrhoeae transmission when one sexual practice follows another in the same sexual encounter (‘sequential sexual practices’). Our aim was to test what sequential practices were necessary to replicate the high […]
- Prevalence and clinical characteristics of patients with biologically false-positive reactions with serological syphilis testing in contemporary practice: 10-year experience at a tertiary academic hospital.Biologically false positive (BFP) reactions are well described in early literature. However, only a few recent reports described the incidence and clinical characteristics of patients with BFP reactions. We reviewed the serological test results of patients tested for syphilis in our hospital in the past decade and described the clinical characteristics of patients with BFP […]
- Incidence and duration of incident oropharyngeal gonorrhoea and chlamydia infections among men who have sex with men: prospective cohort study.This prospective cohort study aimed to determine the natural history and incidence of oropharyngeal gonorrhoea and chlamydia among a cohort of men who have sex with men (MSM) over a 12-week period, and to examine risk factors associated with incident oropharyngeal infections.MSM either aged ≥18 years and had a diagnosis of oropharyngeal gonorrhoea by nucleic […]
- Does being on HIV antiretroviral therapy increase the risk of syphilis? An analysis of a large national cohort of MSM living with HIV in England 2009-2016.A resurgence in bacterial STIs, notably syphilis, among gay, bisexual and other men who have sex with men (MSM) has been detected in England. A Canadian modelling study postulated that antiretroviral therapy (ART) may increase susceptibility to syphilis. We assess the association between ART and syphilis incidence in a comprehensive national cohort of MSM living […]
- Molecular screening in a longitudinal cohort of young men who have sex with men and young transgender women: associations with focus on the emerging sexually transmitted pathogen Mycoplasma genitalium.This investigation sought to characterise risk factors associated with acquisition of traditional and emerging agents of sexually transmitted infection (STI) in a cohort of young men who have sex with men and transgender women.917 participants provided urine and rectal swab submissions assessed by transcription-mediated amplification (TMA)-based assays for Chlamydia trachomatis and Neisseria gonorrhoeae and by […]
- Factors associated with sexually transmitted infection diagnosis in women who have sex with women, women who have sex with men and women who have sex with both.Many US women report same sex behaviour, yet data on risk factors and STIs in women who have sex with women (WSW), women who have sex with both men and women (WSB) and how these compare to women who have sex with men only (WSM) remain limited. Here we compared self-identified WSW, WSB and WSM […]
- Predictors of serofast state after treatment for early syphilis in HIV-infected patients.Non-treponemal serological tests are used to monitor treatment response during syphilis infection. Syphilis- and HIV-coinfected patients may experience incomplete resolution in non-treponemal titres, which is referred to as the serofast state. The goal of this study was to evaluate risk factors for serofast state in HIV-infected patients.From November 2015 to June 2018, 1530 HIV-positive patients […]
- Lymphogranuloma venereum genovariants in men having sex with men in Italy.Lymphogranuloma venereum (LGV) is an STI caused by Chlamydia trachomatis serovars L1-L3. In Europe, the current epidemic is caused mainly by L2b genovariant, although increasing cases associated with other L2 variants have been reported. Here, we assessed the distribution of rectal LGV genovariants among men having sex with men (MSM) in Italy.From 2016 to 2020, […]
- Modified self-obtained pooled sampling to screen for Chlamydia trachomatis and Neisseria gonorrhoeae infections in men who have sex with men.To assess whether pooled sample testing with nucleic acid amplification tests was a potential alternative to three single-site sample testing to screen for Chlamydia trachomatis and Neisseria gonorrhoeae infections in asymptomatic men who have sex with men.We prospectively compared pooled sample testing with single-site sample testing in asymptomatic MSM. Self-obtained paired rectal samples, one gargle […]
- Implementation of a standardised and quality-assured enhanced gonococcal antimicrobial surveillance programme in accordance with WHO protocols in Kampala, Uganda.The emergence of multidrug-resistant Neisseria gonorrhoeae (NG) is a major global health threat necessitating response and control measures. NG antimicrobial resistance (AMR) surveillance data from sub-Saharan countries is exceedingly limited. This paper aims to describe the establishment, design and implementation of a standardised and quality-assured gonococcal surveillance programme and to describe the susceptibility patterns of […]
- Prevalence, incidence and associated risk factors of STIs during pregnancy in South Africa.STIs during pregnancy increase adverse pregnancy and birth outcomes and may increase HIV risk. STI syndromic management is standard of care in South Africa. Our study evaluated the prevalence and incidence of STIs in pregnant women and the associated risk factors.We combined data from two prospective observational studies of pregnant women enrolled while attending their […]
- Hormonal contraception and risk of STIs and bacterial vaginosis in South African adolescents: secondary analysis of a randomised trial.Young women in sub-Saharan Africa are at high risk of STIs and unintended pregnancies, yet hormonal contraceptive (HC) use may affect STI risk. We compared the influence of three HCs on the incidence and prevalence of STIs and bacterial vaginosis (BV) in South African adolescents.One hundred and thirty adolescents between 15 and 19 years were […]
- Human alphaherpesvirus 2 (HSV-2) among female sex workers from Brazil: cross-sectional study using respondent-driven sampling.Female sex workers (FSWs) are vulnerable to human alphaherpesvirus 2 (HSV-2) infection due to their high numbers of sexual partners. The objective of this study was to evaluate the seroprevalence and risk behaviours associated with HSV-2.A cross-sectional study was conducted in Mato Grosso do Sul, Brazil. A total of 376 FSWs were recruited by respondent-driven […]
- Mycoplasma genitalium coinfection in men with symptomatic gonococcal urethritis.International guidelines recommend Mycoplasma genitalium testing, preferably using an assay to detect macrolide resistance-associated mutations, for men presenting with non-gonococcal urethritis, but there is no specific guidance on such testing for men with gonococcal urethritis.This study aimed to estimate the proportion of men with gonococcal urethritis who have coinfection with M. genitalium through a retrospective […]
- Human papillomavirus (HPV) vaccination and oropharyngeal HPV in ethnically diverse, sexually active adolescents: community-based cross-sectional study.Oropharyngeal squamous cell carcinoma is the most common human papillomavirus (HPV)-associated cancer in the UK, but little is known about the prevalence of oropharyngeal HPV in sexually active teenagers. We investigated reported HPV vaccination coverage (in females) and prevalence of oropharyngeal HPV in sexually active students attending six technical colleges in London, UK.In 2017, we […]
- Prevalence and determinants of genital Chlamydia trachomatis among school-going, sexually experienced adolescents in urban and rural Indigenous regions of Panama.To determine the prevalence and risk factors of genital Chlamydia trachomatis (CT) among school-going sexually experienced male and female adolescents in Panama.We conducted two multisite cross-sectional studies using two-stage cluster sampling to select adolescents aged 14-19 years attending urban public high schools (URB) in Panama City, San Miguelito, Colón and Panama Oeste from 2015 to 2018, […]
- Genital HSV-1 DNA detection is associated with a low inflammatory profile in HIV-uninfected South African women.Genital herpes simplex virus (HSV) infections are common in South Africa and worldwide. While HSV-2 is known to cause genital lesions, HSV-1 is better known to cause oral infections. Due to the global rise in genital HSV-1 infections, we aimed to compare the genital cytokine environment associated with HSV-1 and HSV-2 infections and their relation […]
- Time to resolution of genital symptoms for uncomplicated gonorrhoea: a prospective cohort study.To determine the time to resolution of symptoms (TTR) following treatment of uncomplicated gonorrhoea and to identify factors associated with TTR in a cohort of sexual health clinic attendees.Participants were recruited from 14 clinics across England into the ‘Gentamicin for the Treatment of Gonorrhoea (GToG)’ trial between October 2014 and November 2016. We analysed demographic, […]
- Utilisation of pharmacy-based sexual and reproductive health services: a quantitative retrospective study.To explore the utilisation of pharmacy-based sexual and reproductive health services (SRHS) in order to optimise delivery and identify barriers to access.The health provider Umbrella offers six SRHS from over 120 pharmacies in Birmingham (England). In this retrospective study, data collected between August 2015 and August 2018 were used to analyse uptake, user characteristics and […]
- Behavioral Counseling Interventions to Prevent Sexually Transmitted Infections: US Preventive Services Task Force Recommendation Statement.Approximately 20 million new cases of bacterial or viral sexually transmitted infections (STIs) occur each year in the US, and about one-half of these cases occur in persons aged 15 to 24 years. Rates of chlamydial, gonococcal, and syphilis infection continue to increase in all regions. Sexually transmitted infections are frequently asymptomatic, which may delay […]
- Modelling the impact of a sex work crackdown on syphilis transmission among female sex workers and their clients in South China.To estimate the potential effects of an intense sex work crackdown on syphilis transmission in Guangdong Province, China.We developed a deterministic compartmental model of syphilis transmission among female sex workers (FSW) and their male clients in Guangdong Province, China. We based model assumptions on census data and scientific literature, and we fitted the model to […]
- Screening for asymptomatic STIs in HIV-infected men who have sex with men.We aimed to study the prevalence, characteristics and risk factors of asymptomatic sexually transmitted infections (STIs) in HIV-infected men who have sex with men (MSM). We conducted a prospective cross-sectional study, including asymptomatic HIV-infected MSM attending regular visits between December 2014 and December 2017. Of the 301 patients included, 60 patients (19.9%) presented at least […]
- Oropharyngeal Chlamydia trachomatis in women; spontaneous clearance and cure after treatment (FemCure).Women attending STI clinics are not routinely tested for oropharyngeal Chlamydia trachomatis (CT) infections. We aimed to assess spontaneous clearance of oropharyngeal CT and cure after antibiotic treatment in women.Women with vaginal or rectal CT (n=560) were recruited at STI clinics in 2016-2017, as part of the FemCure study (prospective cohort study). We included participants’ […]
- Spontaneous clearance of genital and extragenital Neisseria gonorrhoeae: data from GToG.Neisseria gonorrhoeae (NG) infection can resolve without antibiotic treatment, however the literature describing the frequency of clearance at individual sites, how rapidly it occurs and potential predictive factors is limited. In this analysis of a subpopulation identified from a large multicentre UK cohort, we describe the overall rate of spontaneous clearance of infection and explore […]
- Epididymitis rates in Australian hospitals 2009-2018: ecological analysis.To investigate rates of acute epididymitis diagnosed in Australian hospital settings.Yearly hospital admission and emergency department (ED) rates of epididymitis as primary diagnoses were calculated for 15-44-year-old men for three states (Victoria, New South Wales, Queensland) from 2009 to 2014 using population denominators. Zero inflated Poisson regression models were used to analyse variation in rates […]
- How to increase chlamydia testing in primary care: a qualitative exploration with young people and application of a meta-theoretical model.The objective of this study was to explore young people’s perspectives barriers to chlamydia testing in general practice and potential intervention functions and implementation strategies to overcome identified barriers, using a meta-theoretical framework (the Behaviour Change Wheel (BCW)).Twenty-eight semistructured individual interviews were conducted with 16-24 year olds from across the UK. Purposive and convenience sampling […]
- Factors associated with interest in bacterial sexually transmitted infection vaccines at two large sexually transmitted infection clinics in British Columbia, Canada.To explore sexually transmitted infection (STI) clinic client attitudes and preferences towards STI vaccines and STI vaccine programming in an urban clinic setting.A 31-item questionnaire was administered during check-in by clinic clerical staff at two STI clinics in Vancouver, Canada. Demographic characteristics and preferences were summarised descriptively. Multivariable logistic regression models to assess factors associated […]
- Test of cure study: a feasibility study to estimate the time to test of cure (TOC) for Neisseria gonorrhoeae and Chlamydia trachomatis infections.Test of cure (TOC) for Neisseria gonorrhoeae (NG) and Chlamydia trachomatis (CT) infection is an important tool in the public health management of STIs. However, there are limited data about the optimal time to perform TOC using nucleic acid amplification tests (NAATs) for NG and CT infections. A study was performed to assess the feasibility […]
- Clinical characteristics and outcomes for paediatric patients admitted with congenital or acquired syphilis: a population-based cohort study.Paediatric congenital and acquired syphilis cases have been increasing since 2012 in the USA. Potential differences in associated hospitalisation trends and healthcare utilisation between the two syphilis entities have not yet been assessed. We sought to compare these entities and describe their clinical characteristics, distribution and impact in the USA.We conducted a population-based cohort study […]
- Seropositivity rate and sociodemographic factors associated to HIV, HBV, HCV and syphilis among parturients from Irene Neto Maternity of Lubango city, Angola.To characterise infections by HIV, Treponema pallidum, hepatitis B (HBV) and C virus (HCV) in parturients admitted to Irene Neto Maternity, Lubango city, Huíla province, Angola, namely its seropositivity rate and its association with sociodemographic factors.An observational, cross-sectional and analytical facility-based survey was conducted among 500 parturients at Irene Neto Maternity, from October 2016 to […]
- Global epidemiology of Neisseria gonorrhoeae in infertile populations: systematic review, meta-analysis and metaregression.To provide an in-depth systematic assessment of the global epidemiology of gonorrhoea infection in infertile populations.A systematic literature review was conducted up to 29 April 2019 on international databases and WHO regional databases, and reported following Preferred Reporting Items for Systematic Reviews and Meta-Analyses guidelines. All prevalence measures of gonorrhoea infection among infertile populations, based […]
- To pool or not to pool? Screening of Chlamydia trachomatis and Neisseria gonorrhoeae in female sex workers: pooled versus single-site testing.As Chlamydia trachomatis (CT) and Neisseria gonorrhoeae (NG) are the most commonly reported STIs in Belgium and the majority of women infected are asymptomatic, targeted screening of patients in specified risk groups is indicated. To prevent long-term complications and interrupt transmission, extragenital samples should be included. As this comes with a substantial extra cost, analysis […]
- High prevalence of coinfection of azithromycin-resistant Mycoplasma genitalium with other STIs: a prospective observational study of London-based symptomatic and STI-contact clinic attendees.Azithromycin treatment of Chlamydia trachomatis (CT) may not be adequate to treat concomitant Mycoplasma genitalium (MG) infection, and particularly if MG has macrolide resistance-associated mutations (MG-MRAMs). We estimated prevalence of coinfections of CT with MG carrying MRAM, and risk factors for MG-MRAM among a sexual health clinic population.Among symptomatic and STI-contact clinic attendees in London, […]
- Development of a novel magnetic particle-based agglutination immunoassay for anticardiolipin antibody detection in syphilis.Serological tests of non-treponemal and treponemal types are the most frequently used for syphilis diagnosis. Treponemal tests are available in wide variety of assay formats; however, limited advances have been made for the improvement of conventional non-treponemal tests. The objective of this work was to develop a novel non-treponemal magnetic particle-based agglutination assay (NT-MAA) and […]
- Characterising HIV and STIs among transgender female sex workers: a longitudinal analysis.Though highly vulnerable to HIV and STIs, transgender female sex workers (TFSWs) are understudied in the US HIV and STI response. This study examined the correlates of laboratory-confirmed STIs among a cohort of 62 TFSWs followed over the course of 1 year and explored associations between specimen site and self-reported engagement in insertive and receptive anal […]
- Molecular epidemiology of Neisseria gonorrhoeae clinical isolates in Reunion and Mayotte.Click here to read the full article @ Sexually transmitted infections
- Prevalence of and risk factors for curable sexually transmitted infections on Bubaque Island, Guinea Bissau.Complications from sexually transmitted infections (STIs) can result in severe morbidity and mortality. To date, no STI population studies have been conducted on the Bijagos Islands, Guinea Bissau. Our objective was to estimate the prevalence of and identify risk factors for Chlamydia trachomatis (Ct), Neisseria gonorrhoea (Ng), Mycoplasma genitalium (Mg), Trichomonas vaginalis (Tv) and Treponema […]
- Prevalence of Mycoplasma genitalium by anatomical site in men who have sex with men: a systematic review and meta-analysis.To systematically review and appraise published data, to determine the prevalence of Mycoplasma genitalium (MG) in men who have sex with men (MSM) tested at each anatomical site, that is, at the urethra, rectum and/or pharynx.Systematic review and meta-analysis.Ovid Medline, PubMed, Embase were searched for articles from 1st January 1981 (the year MG was first […]
- Prevalence of lymphogranuloma venereum among anorectal Chlamydia trachomatis-positive MSM using pre-exposure prophylaxis for HIV.We evaluated the prevalence of lymphogranuloma venereum (LGV) in anorectal Chlamydia trachomatis-positive French men who have sex with men (MSM) using pre-exposure prophylaxis (PrEP) for HIV. Here, we describe the clinical, biological and behavioural characteristics of these patients.Laboratories throughout French metropolitan areas performing routine testing for C. trachomatis sent positive anorectal specimens to the National […]
- Call to action for health systems integration of point-of-care testing to mitigate the transmission and burden of sexually transmitted infections.In 2016, WHO estimated 376 million new cases of the four main curable STIs: gonorrhoea, chlamydia, trichomoniasis and syphilis. Further, an estimated 290 million women are infected with human papillomavirus. STIs may lead to severe reproductive health sequelae. Low-income and middle-income countries carry the highest global burden of STIs. A large proportion of urogenital and the vast […]
- Primary syphilis in men causes painful anogenital lesions and serology is not always helpful.Click here to read the full article @ Sexually transmitted infections
- HIV, HBV and syphilis screening in antenatal care in Lubango, Angola.Click here to read the full article @ Sexually transmitted infections
- HIV and other sexually transmitted infections among female sex workers in Moscow (Russia): prevalence and associated risk factors.Cross-sectional survey using respondent-driven sampling methodology. Participants answered a bio-behavioural questionnaire and were tested for Neisseria gonorrhoeae (NG), Chlamydia trachomatis (CT), Trichomonas vaginalis (TV), syphilis (lifetime contact) and Mycoplasma genitalium (MG). Weighted HIV and other STIs prevalence and 95% CIs were calculated. Weighted multivariate logistic regression was performed to identify factors associated with having at […]
- Estimation of the impact of changing drug-use trend on HIV, hepatitis C and syphilis epidemics among people who use synthetic drug-only, polydrug and heroin-only during 2005-2035 in China: modelling study.The rapid expansion of the recreational drug market becomes a global health concern. It is worrying that the bacterial and viral infection epidemics linking to drug use may worsen accordingly. This study aimed to estimate the impacts of changing trend and behaviours of using heroin only, synthetic drug (SD) only and polydrug (using SD and […]
- The Modern Epidemic of Syphilis.Click here to read the full article @ The New England journal of medicine
- Association between STI screening intensity in men who have sex with men and gonococcal susceptibility in 21 States in the USA: an ecological study.Antimicrobial resistance is generally linked to antimicrobial selection pressure. Antimicrobial-resistant Neisseria gonorrhoeae infections frequently emerge in core groups. We hypothesised that these groups are more often exposed to antimicrobials as a consequence of the repeated treatment of both symptomatic and asymptomatic sexually transmitted infections (STIs) and that frequent STI screening in asymptomatic patients may contribute […]
- Spontaneous clearance of Chlamydia trachomatis accounting for bacterial viability in vaginally or rectally infected women (FemCure).Spontaneous clearance of Chlamydia trachomatis (CT) infections can occur between diagnosis and treatment. We followed CT patients to assess clearance using a conventional definition (no total CT-DNA, assessed by routine quantitative PCR methods) and a definition accounting for viability, assessed by viability PCR testing.Three outpatient STI clinics included CT-diagnosed women (The Netherlands, 2016-2017, FemCure study); […]
- Cerebrospinal fluid treponemal antibody titres: a breakthrough in the diagnosis of neurosyphilis.Click here to read the full article @ Sexually transmitted infections Subscribe to ClinOwl and receive email updates tailored to your clinical interests
- Antimicrobial resistance in Neisseria gonorrhoeae isolates from foreign-born population in the European Gonococcal Antimicrobial Surveillance Programme.International spread has contributed substantially to the high prevalence of antimicrobial resistant (AMR) Neisseria gonorrhoeae infections worldwide. We compared the prevalence of AMR gonococcal isolates among native persons to foreign-born (reporting country different from country of birth) persons, and describe the epidemiological and clinical characteristics of foreign-born patients and their associations to AMR.We analysed isolates […]
- Proctitis in gay and bisexual men. Are microscopy and proctoscopy worthwhile?We explored the association between nucleic acid amplification testing (NAAT) and rectal microscopy/proctoscopy findings and correlates of rectal STIs among 150 gay and bisexual men (GBM) diagnosed with proctitis at the Sydney Sexual Health Centre from March 2016 to October 2017.From case files, we analysed risk behaviours, microscopy, proctoscopy and NAAT results for rectal STIs […]
- Estimating the syphilis incidence and diagnosis rate in Japan: a mathematical modelling study.The reported number of syphilis cases is increasing in Japan. In this study, we aimed to estimate both the incidence of infection and diagnosis-and-reporting rate using a mathematical model that captures the time course of infection.We analysed yearly notification data from 1961 to 2016 and stratified according to clinical stage and sex. We built a […]
- Erroneous treatment of syphilis with benzyl penicillin in an era with benzathine benzylpenicillin shortages.Click here to read the full article @ Sexually transmitted infections