62-year-old female with right breast atypical ductal hyperplasia and atypical lobular hyperplasia for high risk lesion research MRI study. There is scattered fibroglandular tissue in both breasts.Mild parenchymal enhancement is noted bilaterally.In the right retroareolar breast there is clip related artifact at the site of stereotactic biopsy with associated post biopsy changes but no suspicious enhancement.Approximately 1.5 cm superior and posterior to the biopsy site there is a 9 x 6 x 5 mm (AP x transverse x CC) focal lobulated enhancing mass. No other areas of abnormal enhancement are noted in either breast.Normal morphology lymph nodes are identified in both axillary regions.
Enhancing mass in the right breast superior and posterior to the biopsy site as described above for which second look ultrasound is recommended. If lesion not seen on ultrasound, MRI guided biopsy is recommended. BIRADS: 4 - Suspicious Abnormality.RECOMMENDATION: E - Additional Mammo/Ultrasound Workup Required.