64 year old female with a newly diagnosed left breast DCIS grade 2 presents for breast MRI. There is heterogeneous amount of fibroglandular tissue in both breasts.Moderate parenchymal enhancement is noted bilaterally.There are multiple cysts in both breast. Multiple benign appearing enhancing foci and small masses are present bilaterally.In the left breast, a known malignant lesion is seen at 3:00 position as an irregularly shaped mass, measuring 24 x 20 x 16 mm (AP x LR x CC). A marker clip is identified at the lateral aspect within this mass.No abnormal enhancement is seen in right breast. No abnormal lymph nodes are identified in either axillary region.
1. Unifocal left breast cancer. A single wire localization can be performed for breast conservation surgery.2. No MRI evidence of malignancy in right breast.3. No abnormal lymph nodes in either axillary region.Follow up MRI in 6 months is recommended for multiple benign-appearing enhancing foci and small masses in both breasts. BIRADS: 6 - Known cancer.RECOMMENDATION: X - No Letter.