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Invasive ductal carcinoma in 45-year-old woman.
A. HHUS shows 20 mm spiculated, irregular hypoechoic mass (arrows) in right breast. B. One HHUS reader detected same mass (arrows) on three dimensional AWUS multiplanar images. Two readers missed this lesion. AWUS = automated whole ultrasonography, HHUS = hand held ultrasound
