71 year old female with newly diagnosed right breast cancer presents for MRI evaluation. There is heterogeneous amount of fibroglandular tissue in both breasts.Mild parenchymal enhancement is noted bilaterally.There are two enhancing masses in the right breast at posterior 9:30 position. A mass (#1) is located superiorly and slightly posteriorly to the other mass, measuring 6 x 7 x 6 mm (AP x LR x CC). The other mass (#2) is a lobulated mass with a marker clip in the center of it, measuring 11 x 15 x 16 mm. This mass (#2) is a proven IDC grade 3. Although both masses are located posteriorly, there is a fat plane between the masses and pectoralis muscle.No abnormal enhancement is seen in left breast. No abnormal lymph nodes are identified in either axillary region.
1. Two enhancing masses at posterior 9:30 position in the right breast. One of the masses is the biopsy proven cancer. If conservation surgery is planned, wire localization for two sites, one at superior mass (#1) and the other wire for the #2 mass, can be performed under ultrasound guidance.2 No MRI evidence of malignancy in the left breast. 3. No abnormal lymph node in either axillary regionBIRADS: 6 - Known cancer.RECOMMENDATION: X - No Letter.