Ms. Woodard is a 29-year-old female with biopsy-proven cancer in the left breast, currently undergoing neoadjuvant chemotherapy. She presents today for MR imaging to evaluate treatment response. There is extreme amount of fibroglandular tissue in both breasts. Moderate background parenchymal enhancement is noted bilaterally, appearing similar to prior examination.There has been an interval decrease in size of biopsy-proven malignancy in the left upper outer breast, now measuring 1.4 x 1.1 x 1.5 cm (previously measuring 1.5 x 1.2 x 2.0 cm. Susceptibility artifact from biopsy marker clip is seen at the peripheral aspect of this malignancy. There is no new abnormal enhancement seen in either breast. No abnormal axillary lymph nodes are identified in either axillary region. A vascular port overlies the right chest wall.
Interval decrease in size of biopsy-proven malignancy in the left breast.BIRADS: 6 - Known cancer.RECOMMENDATION: T - Take Appropriate Action - No Letter.