<unk>  is defined as an inflammation of the anus and the lining of the rectum, affecting only the last 6 inches of the rectum.
Symptoms are ineffectual straining to empty the bowels, diarrhea, rectal bleeding and possible discharge, a feeling that you didn't adequately empty the bowels, involuntary spasms and cramping during bowel movements, left-sided abdominal pain, passage of mucus through the rectum and anorectal pain.
Proctitis
Cystitis
Prostatitis
Vaginitis
Cervicitis
Oophoritis
Salpingitis
Urethritis