68 year old with biopsy proven invasive lobular carcinoma in the right breast. There is scattered fibroglandular tissue in both breasts.Mild parenchymal enhancement is noted bilaterally.In the right breast, there is a large hematoma at 9:00 position, measuring 24 x 34 x 23 mm (all measurements: AP x LR x CC). Surrounding this hematoma, there is a clumped non-mass enhancement segmentally, measuring 99 x 52 x 40 mm, at 8:00 - 10:00 position, likely an extensive ILC.No abnormal enhancement is seen in left breast. No abnormal lymph nodes are identified in either axillary region.
1. Segmentally distributed non-mass enhancement in the right breast at 8 - 10 o'clock position, likely extensive ILC. Biopsy related hematoma is present within the non-mass enhancement.2. No MRI evidence of malignancy in the left breast or wither axilla.BIRADS: 6 - Known cancer.RECOMMENDATION: X - No Letter.