Significance of Estrogen/Progesterone Receptor Expression in Metaplastic Breast Carcinoma

Figure 1

Metaplastic carcinoma with squamous differentiation. (a) Hematoxylin and eosin (H & E)-stained sections at 200x magnification showing solid tumor growth. (b) H & E-stained section at 400x magnification showing squamoid differentiation. (c) Estrogen receptor (ER) staining at 400x magnification showing intermediate nuclear expression. (d) Progesterone receptor (PR) staining at 400x magnification showing weak nuclear expression.

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