What is STI (sexually transmitted infections)?

Author: Dr. Lee
Time: 2011/4/20 15:54:25

A sexually transmitted infection (STI) is the infection, the entering of the bacterium, virus, or parasite into the human body (host). These infections are passed from one person to another during sexual intercourse, oral sex and sometimes through contact with genitals. Different types of STIinclude chlamydia, gonorrhoea, syphilis, genital herpes, genital warts, pubic lice and many others. There are over 30 different sexually transmissible bacteria, viruses and parasites.

Common sexually transmissible bacterial infections
Chlamydia trachomatis - causes chlamydial infections.
Neisseria gonorrhoeae - causes gonorrhea or gonococcal infection.
Treponema pallidum - causes syphilis.
Haemophilus ducreyi - causes chancroid.
Klebsiella granulomatis - previously known as Calymmatobacterium granulomatis causes granuloma inguinale or donovanosis.

Not all Chlamydia trachomatis - causes chlamydial infections.]STI have the same symptoms and sometimes there are no symptoms. You should see your doctor if you have any of the following symptoms:
-abnormal pain or bleeding after sex (for women)
-pain in the lower belly or around the testicles (for men)
-blisters, lumps, sores or warts around your genital area
-irritation, itchiness or a rash around the genital area
-pain, discomfort or unusual discharge from the penis, vagina or rectum

Keywords: STI (sexually transmitted infections) ; Chlamydia trachomatis ; symptoms of STI