The cause of the dilated veins (varicose veins) is poorly understood. Pelvic congestion syndrome is thought to arise as a combination of both mechanical stresses and hormonal changes, including pregnancy related changes. Ultrasound and other imaging tests may be used to establish the diagnosis of pelvic congestion syndrome.
Medically reviewed by Martin Zipser, MD; Board Certified: Surgery
REFERENCE: U.S. National Library of Medicine, National Institutes of Health. Pelvic congestion syndrome: chronic pelvic pain caused by ovarian and internal iliac varices.