the next most frequent type of unpleasant cancer of the breast. Infiltrating lobular carcinoma begins in glands that secrete milk (lobules). On a mammogram, a lobular carcinoma can look like a ductal carcinoma, showing up as a mass with fine surges radiating from sides (spiculation). Infiltrating lobular carcinoma could cause a thickening associated with breast muscle. Lobular carcinoma may appear much more than one website within the breast or in both tits at precisely the same time. Treatment can include radiation, chemotherapy, and surgery.