Fibroadenoma containing lobular carcinoma , an unusual finding in a normally benign mass.

This is the case of a 27-year-old female who underwent breast lumpectomy for fibroadenoma of the left breast. Pathologic evaluation of the specimen revealed lobular carcinoma (LCIS) entirely confined to a large fibroadenoma without LCIS in the surrounding breast tissue.

When breast cancer gets complicated. A case report of synchronous bilateral breast cancers with discordant tumor markers from the primary to nodes with findings of a sentinel internal mammary subpectoral lymph node.

This case reviews synchronous bilateral breast cancer with left infiltrating ductal carcinoma ER+/PR-, Her2- and right invasive lobular carcinoma ER+/PR-, Her2-. Independent primary bilateral breast tumors are present in 0.2-3.