Neoplastic Lesion of the Breast

Benign Lesions of the Breast

Breast Carcinoma

Picture (1): papiloma Benign neoplastic papillary growth

within the acini

Picture (2): Papillloma:each papilae consists of

fibrovascular core covered by bi-layer epithelium

Picture (3): Fibroadenoma (Benign neoplastic lesion of the

breast) Grossly: single ,firm encapsulated, variable in

sizeand well circumscribed.

Picture (4): Fibroadenoma is composed of a fibroblastic stroma in

which are located elongated compressed ducts lined by benign

appearing epithelium (pericanalicular and intraanalicular pattern

).

Picture (5) :DCIS ,Comedocarcinoma pattern of intraductal carcinoma,

which is characterized by the presence of rapidly proliferating, high-

grade malignant cells.

Picture (6) DCIS ,cribriform pattern of intraductal carcinoma of the

breast.

Picture (7) Infiltrating ductal carcinoma of breast. irregular mass, the center

is very firm (scirrhous) and white because of the desmoplasia.

Picture (8) Infiltrating ductal carcinoma of the breast . small nests of neoplastic

cells with prominent bands of collagen between them

Picture (9) INFILTRATING LOBULAR CA.,

“INDIAN” FILE PATTERN