Invasive lobular carcinoma (ILC), sometimes called infiltrating lobular carcinoma, is the second most common type of breast cancer after invasive ductal carcinoma (cancer that begins in the milk-carrying ducts and spreads beyond it). About 10% of all invasive breast cancers are.
Overview. Invasive lobular carcinoma is a type of breast cancer that begins in the milk-producing glands (lobules) of the breast. Invasive cancer.
Invasive lobular breast cancer affects the lobules, which contain glands that produce breast milk. This type of cancer can spread to other parts.