Routes of Entry for HIV


In order to transmit HIV, it is not enough to cause HIV for a person to just come into contact with an infected bodily fluid. The virus must get inside the body and have a chance of coming into contact with its target cell.

The following list shows all the viable routes by which HIV can enter the body and cause infection.

 

 
Directly into the body via a vein, artery or other large blood vessel.
Anus - through the absorbent lining of the rectum or if there is damage to the mucous membrane or there are other untreated STIs present.
Vagina - if the the delicate lining of the vagina is damaged or if there are other untreated STIs present.
Penis - through the membrane under the foreskin or through the urethral opening or if there are other untreated STIs present.
Open cuts and scratches - the larger and fresher the wound, the greater the risk.
Eyes - through the absorbent mucous membrane.
Nose & Mouth - the infected bodily fluid is absorbed through the mucous membrane or through damage in the mouth.  N.B. This damage may be caused by simple everyday activities such as brushing ones teeth.

 



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