Tubo-ovarian abscess | |
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Drawing showing the sites of a tubo-ovarian abscess | |
Specialty | Urology, gynaecology |
A tubo-ovarian abscess (TOA) is one of the late complications of pelvic inflammatory disease (PID) and can be life-threatening if the abscess ruptures and results in sepsis. It consists of an encapsulated or confined pocket of pus with defined boundaries that forms during an infection of a fallopian tube and ovary. These abscesses are found most commonly in reproductive age women and typically result from upper genital tract infection.[1][2] It is an inflammatory mass involving the fallopian tube, ovary and, occasionally, other adjacent pelvic organs. A TOA can also develop as a complication of a hysterectomy.[3]: 103
Symptoms typically include fever, an elevated white blood cell count, lower abdominal-pelvic pain, and/or vaginal discharge. Fever and leukocytosis may be absent. TOAs are often polymicrobial with a high percentage of anaerobic bacteria. The cost of treatment in the United States is approximately $2,000 per patient, which equals about $1.5 billion annually.[1] Though rare, TOA can occur without a preceding episode of PID or sexual activity.[4][5]