Acinic Cell Carcinoma of the Breast Arising in Microglandular Adenosis

Figure 2

(a) Immunohistochemical assay for EMA (200x). (b) Immunohistochemical assay for S-100 (200x). (c) Immunohistochemical assay for α-1-antitrypsin (200x). (d) Immunohistochemical assay for lysozyme (200x). (e) Immunohistochemical assay for amylase (200x). (f) Immunohistochemical assay for progesterone receptor (200x). (g) Panoramic view of the section showing foci of microglandular adenosis at the periphery of the tumour (H/E, 200x). (h) Ultrastructural study showing variable sized electron dense cytoplasmatic granules.

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