pelvic inflammatory disease (pid) is
Knowledge center. Pelvic inflammatory disease or PID is a broad term for inflammation of the uterus (womb), fallopian tubes and/or ovaries-the female reproductive organs or the upper genital tract. PID may progress to scar formations with fibrous bands that form between tissues and organs (adhesions).n the majority of cases pelvic inflammatory disease is caused by an infection in the vagina or cervix which spreads. PID can refer to bacteria, fungal or parasitic infections-in most cases the infection is bacterial.