47-year-old female with biopsy proven DCIS in the left breast There is scattered fibroglandular tissue in both breasts.Mild parenchymal enhancement is noted bilaterally.In the left breast at posterior 5:00 position, there is a clip artifact from the recent biopsy of DCIS. There is a small linear non-mass enhancement anterior and posterior from this clip artifact. AP measurement of the enhancement is 21 mm, which is approximately the same AP measurement of calcifications on the mammogram.In the right breast at the central aspect, there is a benign appearing enhancing focus.No abnormal lymph nodes are identified in either axillary region.
1. Non-mass enhancement with a clip artifact at posterior 5:00 position in the left breast, at the site of proven DCIS. Single wire localization can be performed for a breast conservation surgery. 2. Benign appearing enhancing focus in the right central breast. Follow up MRI in 6 months is recommended. 3. No abnormal lymph nodes are identified in either axillary region.BIRADS: 6 - Known cancer.RECOMMENDATION: X - No Letter.