Cochrane Database of Systemic Reviews Online. New England Journal of Medicine.
The mucous membranes of the rectum, and the mucus they produce rectal fluid , are no exception. Implications for HIV transmission and prevention Anal sex is a common practice among men who have sex with men, heterosexual men and women, and transgender individuals and is a known risk factor for HIV infection and transmission. It is also common for subject review panels and schools to avoid the subject.
Reading the literature reveals a distinct ethnocentrism in the western medical profession that relegates this practice to homosexuals. Cochrane Database of Systemic Reviews Online.
For example, mucus in the vagina reduces friction during sexual intercourse and mucus in the gastrointestinal tract including the rectum facilitates the passage of food and feces. Although the number of women in this risk group of HIV transmission to other partnersis high, female-to-male transmission of HIV is not considered as likely in Western countries as is male-to-male transmission.
Therefore, HIV transmission may still be possible because there is still virus present. As a result, mucus produced by an HIV-positive person can contain HIV although the virus can be present in varying amounts , which can potentially be transmitted to someone else.
Because of the view that anal sex is not "real sex" and therefore does not result in virginity loss, or pregnancy, teenagers and other young people may consider vaginal intercourse riskier than anal intercourse and believe that a STI can only result from vaginal intercourse. The high concentration of immune cells means that the majority of HIV replication in someone with HIV may be happening in the gastrointestinal tract, including the rectum. Adherence to daily pill-taking is important for both to be effective.
Posted by: Vilkis | on October 2, 2012
Penile circumcision may reduce the risk of HIV infection for HIV-negative gay men who primarily engage in insertive anal sex, but it is unclear how much it reduces HIV transmission risk. If rectal fluid is excluded, it could lead an HIV-negative person who is the insertive partner during anal sex to underestimate their risk of HIV infection; or a person with HIV who is the receptive partner during anal sex to underestimate their risk of transmitting HIV. HIV serosorting among men who have sex with men:
Considerably more heterosexuals engage in the act than do homosexual and bisexual men, not all of whom participate in anal coitus. International Journal of Epidemiology.
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