Intraductal Hyperplasia
Intraductal Hyperplasia

The arrow points to papillary infoldings into the lumen covered by multiple layers of epithelial cells
The spaces labelled "c" are cysts typical of fibrocystic change with flattened epithelium
(Description By:Faripour Forouhar, M.D. )
(Image Contrib. by:Faripour Forouhar, M.D. UCHC )