Fig. 4
From: Contrast-enhanced spectral mammographic findings of phyllodes tumor of the breast
A Macroscopic appearance of cut surface of the tumor composing of solid, firm, tan to pink tissue. In most areas tumor is well circumscribed measuring 8.2 cm. Note that whorled pattern and clefts can be seen. B (H&E; × 20 and H&E; × 400). Microscopic appearance of the tumor which is composed predominantly of cellular mesenchymal areas along with pronounced clefts lined by bland epithelium. Note tongue-like focal infiltrative border (inset A). Epithelium was surrounded by stromal cells showing mild/moderate atypia and numerous mitoses (circles, inset B)