41 year old with bilateral breast masses present for Alan Penn research study. There is heterogeneous amount of fibroglandular tissue in both breasts.Moderate parenchymal enhancement is noted bilaterally.There is a slowly enhancing, circumscribed mass at anterior 12:00 position, measuring 11 x 21 x 17 mm (AP x LR x CC) in the left breast. No other abnormal enhancement is seen elsewhere in the left breast.No abnormal enhancement is seen in right breast. No abnormal lymph nodes are identified in either axillary region.
1. Slowly enhancing mass in the left breast, likely benign. Percutaneous biopsy of this mass was performed later today.2. No MR evidence of malignancy in the right breast.BIRADS: 4 - Suspicious Abnormality.RECOMMENDATION: X - No Letter.