64-year-old female with known left breast IDC presents for MR directed ultrasound for additional lesions at posterior 3:00 position and anterior 12:00 position seen on the recent MRI (12/22/2016). Focused ultrasound is performed for the left breast at 3:00 position and 12:00 position, where abnormal enhancing lesions were detected in recent MRI. There is a complex solid and cystic mass at 3:00 position, 5 cm from nipple in the left breast, measuring 8 x 5 x 8 mm at posterior 3:00 position with increased blood flow, corresponding to the mass seen at MRI.There is also a hypoechoic mass measuring 6 x 3 mm at 12:00 position, 2 cm from the nipple in the left breast, corresponding to the enhancing focus seen at MRI.
MR directed ultrasound detected two lesions correlating to MR findings; a complex solid and cystic mass at 3:00 position and a hypoechoic mass measuring at 12:00 position. Biopsy for these two masses were performed later today. BIRADS: 4 - Suspicious Abnormality.RECOMMENDATION: X - No Letter.