Key Points

Recent Syphilis

• In 2018, 1.8 million syphilis tests were performed in the private sector (the first decrease since 2006) and 220,405 at CeGIDD (an 11% increase from 2016 to 2018).

• The number of recent syphilis diagnoses (< 1 year) reported in the RésIST network has remained stable since 2016 and primarily involves men who have sex with men (MSM) (79%).

• In 2018, another 6 cases of congenital syphilis were reported (between 1 and 7 cases per year in previous years).

Gonococcal Infections

• In 2018, 1.6 million gonorrhea tests were performed in the private sector and 305,535 in CeGIDD, representing increases of 18% and 75% compared to 2016, respectively.

• The number of gonococcal infection diagnoses reported by the RésIST network increased by 53% between 2016 and 2018. This increase was observed among MSM (+58%) and among heterosexuals (+29%).

• The majority of individuals diagnosed with gonorrhea within the network in 2018 were MSM (71%).

• Two strains of gonococcus resistant to ceftriaxone (the standard treatment for gonorrhea) were isolated in France, one in 2017 and the other in 2019 (the last year such a strain was isolated was 2010).

Chlamydia trachomatis Infections

• In 2018, 2.1 million Ct infection screenings were performed in the private sector and 332,004 in CeGIDD, representing increases of 9% and 37% compared to 2016, respectively.

• In 2018, the number of Ct infection diagnoses in the private sector was 110,645, and 22,325 in CeGIDD. The number of diagnoses increased in CeGIDD between 2016 and 2018 (+15%).

• 722 cases of lymphogranuloma venereum (LGV) were reported to the National Reference Center for Bacterial STIs in 2018, almost exclusively among MSM (98%).