Fig. 2From: Two cases of radiation-associated angiosarcoma of the breastMacroscopic and pathological findings (case 1). a Mapping biopsy was performed at 2 cm and 10 cm from the nodule. Red dots indicate positivity for tumor cells, and blue dots indicate negativity. b Pathological image of the resected specimen. It was diagnosed as angiosarcoma (hematoxylin-eosin [H.E.] staining: × 400). c Red dots indicate where tumor cells were observed. Tumor invasion was observed in a wider area outside the noduleBack to article page