TY - BOOK AU - Rasha Wessam Abdelrahman AU - Ashraf Salah Selim , AU - Maha Hussein Helal , AU - Soha Talaat Hamed , TI - Role of MR mammography in the evaluation of mammographic and Ultrasonographic BL - RADS 3 and 4 breast lesions / PY - 2010/// CY - Cairo : PB - Rasha Wessam Abdelrahman , KW - BL - RADS KW - MR mammography KW - Ultrasonographic N1 - Thesis (Ph.D.) - Cairo University - Faculty of Medicine - Department of Radio-diagnosis; Issued also as CD N2 - The most sensitive imaging method for detection of cancer but with limited specificity due to overlap in features of benign and malignant lesions . Its sensitivity was higher with application of guidelines concerning MRI BI - RADS category reported by kuhl et al 2005 than its sensitivity with application of MRI scoring system reported by fischer et al 1999 . The sensitivity was 97.7% compared to 90.7% respectively ER -