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This is a high magnification of the fibroadenoma showing the dense stroma of the tumor surrounding the irregularly shaped duct. The ducts are lined by two cell layers, one of cuboidal, two columnar cells (inner layer) and an outer layer of flattened ce...
This is a high magnification of the fibroadenoma showing the dense stroma of the tumor surrounding the irregularly shaped duct. The ducts are lined by two cell layers, one of cuboidal, two columnar cells (inner layer) and an outer layer of flattened cells with hyperchromatic nuclei (myoepithelial cells).
