Sexually transmitted diseases are diseases that are commonly transmitted between partners through sexual intercourse.
Types of sexually transmitted diseases and their causative organisms:
Bacterial?
Chancroid? - [Haemophilus ducreyi]?
Chlamydia - [Chlamydia trachomatis]?
Donovanosis? ([Granuloma inguinale]?) - [Calymmatobacterium granulomatis]?
Gonorrhoea? - [Neisseria gonorrhoeae]?
[Lymphogranuloma venereum]? (LGV?) -- [Chlamydia trachomatis]? serotypes L1, L2, L3
[non-gonococcal urethritis]? (NGU?) -- [Ureaplasma urealyticum]? and [Mycoplasma hominis]?
Syphilis - [Treponema pallidum]?
Viral?
[Hepatitis B]?
[Hepatitis C]?
[Hepatitis D]?
([Hepatitis A]? and [Hepatitis E]? are transmitted via the [faecal-oral route]?)
Herpes? - [Herpes simplex virus]? (HSV?)
[Human Immunodeficiency Virus]? (HIV)
[Molluscum contagiosum]?
Warts? - papillomavirus?
Amoebiasis? - [Entamoeba histolytica]?
Giardiasis? - [Giardia lamblia]?
Trichomoniasis? - [Trichomonas vaginalis]?
Candidiasis/Thrush? - [Candida albicans]? (not strictly an STD but commonly regarded as one)
Other (not actually STDs but often considered as STDs)
Lice? - [Phthirius pubis]?
Scabies - [Sarcoptes scabiei]?