Metastatic Infiltrating Ductal Carcinoma of the Breast to the Colon: A Case Report and Literature Review
Figure 2
(a) Core needle biopsy of the left breast shows an invasive, moderately differentiated infiltrating ductal cell carcinoma with microvascular invasion (H&E, 100x). (b) An invasive, poorly differentiated carcinoma (red arrows) involving the intra-abdominal adipose tissue (black arrow) (H&E, 40x) and (c) the serosal aspect of the appendix (blue arrow = appendiceal mucosa; red arrow = serosal tumor) (H&E, 20x) consistent with breast cancer. (d) Tumor in appendiceal serosa (H&E, 100x).