50 year old female presents for a follow-up study of left breast cyst. Three standard views of both breasts were performed digitally and reviewed with the aid of R2 CAD, 9.3. The breast parenchyma is heterogeneously dense (BiRADS Density Category C), unchanged in pattern and distribution. Multiple benign appearing calcifications are essentially unchanged in both breasts. There is a developing mass at 9:00 position in the left breast, measuring 24 mm. Other multiple small masses and asymmetries are unchanged in both breasts.Focused ultrasound is performed for the left medial breast.There is a lobulated hypoechoic mass measuring 24 x 18 mm at 9:00 position, 8 cm from nipple in the left breast. This mass corresponds to the developing mass seen on the mammogram. There is a stable clustered cysts at 10:00 position in the left breast.
Developing mass at 9:00 position in the left breast, for which ultrasound-guided biopsy is recommended.Results and recommendations were discussed with the patient.BIRADS: 4 - Suspicious Abnormality.RECOMMENDATION: H - Percutaneous Biopsy/Aspiration.