A comparative study of the risk of malignancy index and the ovarian crescent sign for the diagnosis of invasive ovarian cancer Yazbek, J.; Aslam, et al. - The objective is to compare the value of the risk of malignancy index (RMI) and the ovarian crescent sign (OCS) in the diagnosis of ovarian malignancy...The RMI and the OCS are useful tests for discriminating between invasive and non-invasive ovarian tumors. The application of these tests in a sequential manner might improve the overall accuracy of ovarian cancer diagnosis [more...]