Figure B
Mammary gland of cat, showing (1) Desmoplasia, (2) vascular invasion by anaplastic cells, (3) Pleomorphic population of myoepithelial cells, (4) Vimentin positive cells (immunostaining), (5) Glycogen-rich carcinoma, (6) mucinous carcinoma, (7) lipid-rich carcinoma, (8) lobular hyperplasia, (9) lobular hyperplasia with atypia, (10) cystically dilated ductules, (11) Duct ectasia with corpora amylacea, (12) Apoptosis with karyorrhexis, (13) Myxomatous change, (14) Stromal fibroplasia with lymphocytic infiltration, (15) proliferating fibrous tissue stained blue with MTC stain, (16) Extensive hemorrhage, (17) hemosiderin-laden macrophages, (18) fibroepithelial hyperplasia and (19) higher magnification, proliferating ductal epithelial tissue with surrounding myoepithelial cells and fibrous stroma.