Try out PMC Labs and tell us what you think. Learn More. Sexually transmitted infections STIs represent a significant public health concern. Several STIs, once thought to be on the verge of extinction, have recently reemerged. This change is thought to be partially related to an increase in STIs of the anus and rectum. In this report, we review common anorectal STIs that are frequently referred to colorectal surgeons in the United States.
Sexually transmitted infections of the anus and rectum
As soon as HIV enters the body, it begins to destroy these cells. Some common symptoms include:. Because people with AIDS have weakened immune systems, they're more prone to infections, called opportunistic infections. Opportunistic infections are caused by organisms that typically don't cause disease in healthy people but affect people with damaged immune systems. These organisms attack when there's an opportunity to infect. Cryptoccoccal Menigitis — This is a yeast-like fungus infection that usually involves the brain and lungs, although it can affect almost any organ.
Anal cancer is a disease in which cancer cells are present just inside or immediately outside the anus. Most cases of anal cancer are linked to human papillomavirus HPV , a very common infection that can be passed on during sex. Most adults have had HPV infection. Very often, the body can get rid of the virus without you ever knowing you had it. A minority of people who have HPV develop abnormal cell changes in or around the anus.
Only a few people who have an early HIV infection develop sores. Sores on the anus can be very uncomfortable. They may cause itching, burning, or pain. There may be bleeding associated with the sores.