PMC10110368_01
10x view. A: squamous cells; B: basaloid cells; C: keratin pearl; and D: area of comedo necrosis.
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fig1
Comedo necrosis was observed in the center of these lobules (Figures 1 and 2).
40x view. A: mitotic figure.
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fig2
Comedo necrosis was observed in the center of these lobules (Figures 1 and 2).
PMC10110368_02
10x view. A: basaloid cells; B: mitotic figure; and C: inflammatory cells.
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fig3
The stroma surrounding the tumor was dense with chronic inflammatory cell infiltrate (Figures 3 and 4).
40x view. A: basaloid cells; and B: mitotic figure.
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fig4
The stroma surrounding the tumor was dense with chronic inflammatory cell infiltrate (Figures 3 and 4).
PMC10110368_03
4x view. A: basaloid cells; B: keratin pearl; and C: comedo necrosis.
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fig5
Clear cells were also apparent in some areas (Figures 5 and 6).
10x view. A: squamous cells; B: basaloid cells with peripheral palisading; and C: comedo necrosis.
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fig6
Clear cells were also apparent in some areas (Figures 5 and 6).
PMC10110368_04
4x view: islands of basaloid cells intermixed with squamous cells.
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fig7
Additionally, peripheral palisading of cells, comedo necrosis, numerous mitotic figures, and keratin pearl formation was also evident (Figures 7 and 8).
10x view. A: basaloid cells with peripheral palisading.
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fig8
Additionally, peripheral palisading of cells, comedo necrosis, numerous mitotic figures, and keratin pearl formation was also evident (Figures 7 and 8).