Fig. 1From: Case report: recurrent metastatic breast cancer in internal mammary dissection bed discovered at the time of coronary bypassHistologic features of the left chest soft tissue mass. a Nests of tumor cells demonstrating necrosis and calcifications within a background of dense fibrous tissue. Magnification 100X. b Tumor cells have abundant clear to eosinophilic cytoplasm, pleomorphic nuclei, prominent nucleoli, and brisk mitotic activity. Magnification 400X. c Tumor cells appear to be invading into adjacent fat. Magnification 100X. Hematoxylin and eosin (H&E) stainsBack to article page