Ovarian malignancies.

Ovarian cancer is the second most common pelvic tumor and the leading cause of death from a gynecologic malignancy. MRI plays a strategic role in patient care for initial evaluation and treatment planning in patients with ovarian cancer. This article reviews the pathologic classification and characteristic findings on MRI of ovarian malignancies, patterns of tumor spread and staging, and the utility of cross-sectional imaging prior to primary and secondary to cytoreproductive surgery.