Gutierrez-Fernandez, JoséMedina, VerónicaHidalgo-Tenorio, CarmenAbad, Raquel2023-01-252023-01-252017http://hdl.handle.net/10668/10888We report 2 cases from Spain of infectious proctitis caused by Neisseria meningitidis in HIV-positive men who have sex with men. Genetic characterization of the isolates showed that they are unusual strains not found in other more frequent meningococcal locations. This finding suggests an association between specific strains and anogenital tract colonization.enAttribution 4.0 Internationalhttp://creativecommons.org/licenses/by/4.0/HIVHIV/AIDS and other retrovirusesNeisseria meningitidisbacteriamen who have sex with menmolecular characterizationproctitissexually transmitted infectionsAdultHIV InfectionsHomosexuality, MaleHumansMaleMeningococcal InfectionsMiddle AgedNeisseria meningitidisProctitisresearch article28221124open access10.3201/eid2303.1610391080-6059PMC5382739https://doi.org/10.3201/eid2303.161039https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5382739/pdf