Inclusion Criteria:  Patient selected during the first consultation, pre-abortion, and having a vaginal swab positive to M. genitalium. Patient hospitalized for an abortion at the University Hospital of Bordeaux. An affiliated patient or beneficiary of a social security system. Signing free and informed consent.  Exclusion criteria:  Patient with vaginal co-infection with C. trachomatis. Patient with symptoms of high genital infection. Taking fluoroquinolones, macrolides or tetracyclines within 21 days of inclusion. Patient under legal protection.