Ovarian Cancer: Prevalence in Incidental Simple Adnexal Cysts Initially Identified in CT Examinations of the Abdomen and Pelvis

The prevalence of incidental adnexal cysts reported at CT in women older than 15 years was 6.6%, with all simple-appearing cysts being benign (95% confidence interval: 99.6%, 100%), suggesting that simple-appearing cysts initially identified at CT do not require follow-up.