STI are caused by different organisms: bacteria such as Neisseria gonorrhoeae and Chlamydia trachomatis, protozoa such as Trichomonas vaginalis and viruses such as herpes simplex virus HSV, human immune deficiency virus HIV and human papilloma virus HPV4.
Respecto a las ITS son causadas por diferentes agentes etiológicos: bacterias como Neisseria gonorrhoeae o Chlamydia trachomatis y protozoarios como Trichomonass vaginalis; virus como el virus herpes simple, el virus de la inmunodeficiencia humana VIH o el virus del papiloma humano VPH 4.