PMC5737954_01
Mammogram in mediolateral-oblique and cranial-caudal views showing asymmetric density (arrow) in right upper outer quadrant.
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Mammogram showed an asymmetric density in the right upper outer quadrant (Fig. 1), which corresponded to a suspicious nodule measuring about 2 cm on the ultrasound (Fig. 2).
An extensively infiltrative tumour showing a predominant cribriform growth pattern. (H/E. Original magnification 40x).
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PMC5737954_01_gr3.jpg
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Histology showed an extensively infiltrative tumour characterized by solid and cribriform nests, trabeculae of basaloid tumour cells intimately admixed with hyalinised and myxoid stroma (Fig. 3).
Cribriform nests of basaloid tumour cells associated with basophilic myxoid material and eosinophilic basement membrane material. (H/E. original magnification 200x).
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Cribriform nests contained basophilic myxoid material with focal calcification and eosinophilic basement membrane material (Fig. 4).