A breast FNA shows cohesive clusters of ductal cells with a 'bimodal' population of epithelial and myoepithelial cells, along with 'naked' bipolar nuclei in the background. What is the most likely diagnosis?
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Correct answer: Fibroadenoma
The presence of a bimodal cell population and numerous stripped (naked) bipolar nuclei in the background is characteristic of a benign fibroadenoma. Malignant breast lesions typically show a loss of myoepithelial cells.
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