Research Article

Acoustic Radiation Force Impulse Technology in the Differential Diagnosis of Solid Breast Masses with Different Sizes: Which Features Are Most Efficient?

Figure 2

A small invasive ductal carcinoma in a 31-year-old woman. (a) B-mode US image shows a 10 mm hypoechoic, lobular mass. (b) VTI shows Pattern 4 and an AR of 1.82; (c) VTQ measures a SWV of 1.87; (d) histopathologic examination shows that the mass is rich in cancer cells with lymphocyte infiltration and short of fibrous tissue (hematoxylin-eosin, original magnification ×100).
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