Breast Pathology Flashcards
What percentage of breast tumors occur in secreting cells (located over myoepithelium)?
99 percent
What are the three basic elements of the breast?
Skin/nipple, ducts/lobules, fibroadipose stroma
What is the young and old breast made up of primarily?
Young is largely fibrous stroma. Old is largely adipose stroma.
The closer pathology is to the nipple…
…the more likely to be benign.
Tumors that arise from the smaller apparatus of the duct system are…
…more likely to be malignant.
What three things make up the terminal duct lobular unit?
Ductules or acini, terminal duct, lobule
Where does Paget’s disease occur?
Nipple, lactiferous duct
Where does nipple adenoma occur?
Nipple
Where do papillomas occur in the breast?
lactiferous duct or segmental duct
Where does traumatic fat necrosis occur?
In the adipose tissue of the breast
Where does hyperplasia and most carcinoma occur?
Terminal duct (terminal duct lobule unit)
Where do fibroadenoma and cysts occur?
Lobule (of TDLU)
What population gets mastitis most often?
99 percent limited to women who are breastfeeding
What are minor considerations of female breast disease?
Non cystic, Nonproliferative diseases and Infrequent, miscellaneous disease
What are the non cystic, non proliferative diseases of the breast?
Mastitis, Fat necrosis (simulates Ca)
