An ovarian/adnexal mass assessment test is a devicem that measures one or more proteins in serum. It yields a single result for the likelihood that an adnexal pelvic mass in a woman, for whom surgery is planned, is malignant. The test isn for adjunctive use, in teh context of a negative primary clinical and radiological evaluation, to augmrent the identification of patienets whose gynecologic surgery requires oncology expertise and resources.