Fig. 1From: Diagnostic extended usefulness of RMI: comparison of four risk of malignancy index in preoperative differentiation of borderline ovarian tumors and benign ovarian tumorsIllustrative ultrasound figures in RMI score algorithms. Each of the five ultrasound characters counts one point. a Unilocular SBOT with solid projection on the wall. b Multilocular MBOT. c Massive ascites. d Bilateral BOT lesions of one patient. e The arrow refers to the intra-abdominal metastaseBack to article page