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Fig. 3 | BMC Medical Imaging

Fig. 3

From: Atypical ductal hyperplasia diagnosed by US-guided core needle biopsy: clinical, pathological and US features associated with upgrading to malignancy

Fig. 3

Image of a palpable mass.US shows a hypoechoic solid mass (white arrow) with not circumscribed margin, irregular shape, and microcalcifications (red arrow). This lesion was classified as breast imaging reporting and data system category 4C and diagnosed as atypical ductal hyperplasia at US-guided core needle biopsy and as ductal carcinoma in situ at surgery

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