Collagenous spherulosis in an adenomyoepithelioma of the breast

摘要: Collagenous spherulosis (CS) is an incidental finding that usually occurs in association with benign proliferative and preinvasive lesions. Adenomyoepithelioma a biphasic neoplasm of the breast, composed both luminal epithelial myoepithelial cells. Despite common epimyoepithelial histogenesis, CS has never been described adenomyoepithelioma. This report describes case 48 year old woman who presented breast The combination these two lesions led to diagnostic difficulties; namely, differentiation from adenoid cystic carcinoma, but also cribriform carcinoma cylindroma breast. Antibodies oestrogen receptor, progesterone p63, c-kit (CD117) proved be useful adjuncts differentiate between