Role of IgM testing in the diagnosis and post-treatment follow-up of syphilis: a prospective cohort study.
Kara K OsbakAchilleas TsoumanisDe Baetselier IrithMarjan Van EsbroekHilde SmetChris R KenyonTania CrucittiPublished in: BMJ open (2020)
IgM detection was not a sensitive method to diagnose syphilis and was even poorer in the diagnosis of syphilis repeat infections.