Image of the Week (13)
Intraduct papilloma with 'pseudo-invasion' of stroma due to glands entrapped by fibrosis
Benign papilloma in cystic cavity 'A' and sclerotic cyst wall 'B'.
'Mouse over' - for closer view of papillary lesion
Detail from image above: arrows point to apparently infiltrating epithelial nests in area 'B'. 'Mouse over' shows strongly positive CK5/6 immunostain throughout the papilloma and around the entrapped glands in area 'B'