Contrast-Enhanced Ultrasonography Features of Breast Malignancies with Different Sizes: Correlation with Prognostic Factors

Figure 1

Images in a 70-year-old woman with a 13 mm, grade II invasive ductal carcinoma. (a) Gray-scale US image shows an irregular hypoechoic lesion. (b) Color Doppler US image shows rod-shaped blood flow. (c) CEUS image obtained 23 seconds after contrast agent injection reveals homogeneous hyperenhancement and enlargement of the affected area. (d) Histopathologic analysis demonstrates positive ER expression (original magnification, ×100).

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