69-year-old female with known left IDC, receiving hormonal therapy. There is scattered fibroglandular tissue in both breasts.Mild parenchymal enhancement is noted bilaterally.A known cancer is again seen at posterior 11:00 position in the left breast, measuring 25 x 22 x 30 mm (AP x ML x SI; previously 32 x 29 x 37 mm). Pectoral muscle tenting is again associated with this mass; however, there is no enhancement in the pectoralis muscle in this current study. No abnormal enhancement is seen in right breast. No abnormal lymph nodes are identified in either axillary region.
1. Interval mild decrease in the size of the known cancer in the left breast, associated with pectoral muscle tenting.2. No MRI evidence of malignancy in the right breast.3. No abnormal lymph nodes in either axilla.BIRADS: 6 - Known cancer.RECOMMENDATION: X - No Letter.