Fig. 4From: Comparison of 99mTc-MIBI scintigraphy, ultrasound, and mammography for the diagnosis of BI-RADS 4 category lesionsBreast images from an old woman. (①)Ultrasound demonstrated a cystic solid mass in the upper outer region of the right breast, 4.4 cm*3.5 cm; (②③)Mammography demonstrated a high density shadow located in the upper outer region of the right breast, 44 mm*46 mm, BI-RADS 4B; (④⑤)BSGI revealed a focal region of increased radiotracer uptake in the right breast, TNR = 3.59; Pathology identified a 74-mm invasive ductal carcinomaBack to article page