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Diseases That May Be Transmitted Sexually*

Disease
Organism(s)
Acquired Immunodeficiency Syndrome (AIDS) Human immunodeficiency virus (HIV-1 and HIV-2)
Bacterial vaginosis Bacteroides spp.
Gardnerella vaginalis
Mobiluncus spp.
Mycoplasma hominis
Ureaplasma urealyticum
Chancroid Haemophilus ducreyi
Chlamydial infections (Pelvic Inflammatory Disease, and Nongonococcal urethritis) Chlamydia trachomatis (serovars D and K)
Cytomegalovirus infections Cytomegalovirus
Enteric infections Various Gram negative bacteria, Campylobacter fetus, Shigellasp., Escherichia coli, Salmonella sp.
Amebiasis Entamoeba histolytica (protozoan)
Giardiasis Giardia lamblia (protozoan)
Genital herpes Herpes simplex virus
Genital (venereal) warts
Venereal warts or condyloma acuminata
Human papillomavirus
Gonorrhea Neisseria gonorrhoeae
Granuloma inguinale  (donovanosis) Calymmatobacterium granulomatis
Group B streptococcal infections Streptococcus agalactiae
Leukemia/Lymphoma/Myelopathy  HTLV-I and II
Lymphogranuloma venereum (LGV) Chlamydia trachomatis (serovars L1-L3)
Molluscum contagiosum Molluscum contagiosum virus
NGU or Nongonococcal urethritis Chlamydia trachomatis, Gardnerella vaginalis, Ureaplasma urealyticum
Pelvic Inflammatory Disease (PID) N. gonorrhoeae and Chlamydia trachomatis- most common,  Anaerobic bacteria (ex. Bacteroides), Facultative Gram negative rods (ex. Escherichia coli), Mycoplasma hominis, Actinomyces israelii
Pubic lice, Pediculosis Pediculus humanus and Phthirius pubic
Scabies Sarcoptes scabiei var. hominis
Syphilis Treponema pallidum
Trichomoniasis Trichomonas vaginalis
Vaginal yeast infections, Mycotic vulvovaginitis  Candida albicans
Viral hepatitis Hepatitis A, B, C, D viruses

*Sexually = heterosexual, homosexual, and oral sexual routes are all included here.

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Last revised 11/19/08