Figure 6.

A 51-year-old female with a BI-RADS classification of 4c. (A) Grayscale ultrasound image of the lesion, demonstrating a non-mass lesion with calcifications. (B) CDFI ultrasound image of the lesion. (C-E) CNB and surgical pathology results at different magnifications, stained with H&E: (C) CNB pathology result (2 mm), (D) CNB pathology result (2 mm), (E) surgical pathology result (500 µm), (F) surgical pathology result (500 µm) stained with IHC. BI-RADS, Breast Imaging Reporting and Data System; CDFI, color Doppler flow imaging; CNB, core needle biopsy; H&E, hematoxylin and eosin; IHC, immunohistochemistry.