Definition An inflammation of the rectum causing soreness, bleeding, and occasionally, a discharge of mucus or pus. Causes, Incidence and Risk Factors Proctitis is an inflammatory condition involving the anus and rectum.
Amebiasis is another disease which can cause proctitis and can be transmitted by ano-oral sex.
Non-sexually transmitted infections causing proctitis are seen less frequently than STD proctitis. Autoimmune proctitis is associated with diseases such as ulcerative colitis or Crohn's disease . Proctitis may also be caused by physical agents including chemicals inserted into the rectum, medications and radiation. Radiation proctitis is only seen now in association with radiotherapy . Risk factors include high-risk sexual practices, homosexuality, and autoimmune disorders .