Digital Atlas of Breast Pathology by Meenakshi Singh, MD - Department of Pathology, Stony Brook University Medical Center

Myoepithelioma.
Myoid transformation of myoepithelial cells. Myoepithelial cells acquire the cytologic and histochemical features of smooth muscle cells, including eosinophilic cytoplasm and a spindled shape.

 

 

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