48 year old BRCA 2 mutation carrier. High risk breast screening MRI requested. History of breast cancer in sister and maternal great aunt. There is heterogeneous amount of fibroglandular tissue in both breasts.Minimal parenchymal enhancement is noted bilaterally.There is a new enhancing mass at posterior 4 o'clock position in the left breast, measuring 9 x 7 x 9 mm (AP x LR x CC).No abnormal enhancement is seen in right breast. No abnormal lymph nodes are identified in either axillary region.
New enhancing mass at posterior 4 o'clock position in the left breast, for which ultrasound study with possible biopsy is recommended. If no sonographic correlation is detected, MR guided biopsy should be considered.BIRADS: 4 - Suspicious Abnormality.RECOMMENDATION: H - Percutaneous Biopsy/Aspiration.